The Unfinished Mission
Contents · 5 / 41
  1. Copyright and Edition Notice
  2. Introduction: The Mission That Is Not Finished
  3. The Mission
  4. The God Who Sends
  5. Blessed for the Nations
  6. Jesus and the Nations
  7. From Jerusalem to the Ends of the Earth
  8. What Does It Mean for the Mission to Be “Finished”?
  9. How Christianity Became Global
  10. From Apostles to a World Faith
  11. Mission, Empire, and the Modern Missionary Movement
  12. Christianity Moves South and East
  13. From “The West to the Rest” to “Everywhere to Everywhere”
  14. Mapping the Unfinished Mission
  15. What Does “Unreached” Actually Mean?
  16. Where Gospel Access Remains Least
  17. The Many Muslim Worlds
  18. South Asia: Religion, Caste, and Community
  19. Beyond the Religious Label
  20. The Secular and Post-Christian Frontier
  21. The Language and Scripture Frontier
  22. Cities, Migration, and the Moving Mission Field
  23. Why the Gaps Persist
  24. The Allocation Problem
  25. The Hard Places
  26. The Distance Problem
  27. When Mission Becomes Peripheral
  28. The Calling Question
  29. The Problem of Short Horizons
  30. When Mission Goes Wrong
  31. What Faithful Mission Requires Now
  32. The Local Church as the Missionary Horizon
  33. Contextualization: Faithful Gospel, Local Form
  34. Local Ownership and Global Partnership
  35. Missionary Formation and Member Care
  36. New Pathways Into the Missionary World
  37. The Whole Church and the Unfinished Mission
  38. Conclusion: Faithful Until the End
  39. Methodological Note: Statistics, Categories, and Source Freeze
  40. Glossary
  41. Selected Bibliography

The Mission

Blessed for the Nations

~15 min read

The biblical story narrows before it widens.

Genesis begins with humanity as a whole: creation, the image of God, rebellion, judgment, the flood, the spread of peoples, and Babel. Then, immediately after the scattering of Genesis 11, the narrative focuses on one man. Abram is called to leave country, kindred, and father’s house for a land God will show him. God promises to make him a great nation, bless him, make his name great, and make him a blessing. The promise culminates in language whose horizon reaches far beyond Abram’s household: through him the families of the earth will be blessed (Gen. 12:1–3).

The sequence is theologically important. God’s answer to fractured humanity is not an abstract program for humanity in general. He elects. He calls one family. Yet the particular choice contains a universal horizon from the beginning.

Election and mission should therefore not be treated as opposites. In the biblical story, God’s particular work through a chosen people serves purposes that reach beyond them.

Babel and the Call of Abraham

Genesis 10 and 11 provide a world of peoples, languages, and dispersal. The table of nations presents humanity after the flood in families and territories. Babel then narrates a collective attempt to make a name and avoid dispersion, followed by divine judgment, confused language, and scattering.

The point is not that every modern ethnolinguistic population can be derived straightforwardly from Genesis 10. The chapter belongs to an ancient theological and genealogical worldview. Modern ethnicity, nation-states, language families, and social identities cannot simply be mapped one-to-one onto its names.

What the text does establish is a universal human horizon marked by unity, rebellion, plurality, and dispersion.

Genesis 12 then introduces Abraham.

God promises to make Abraham’s name great precisely after Babel’s builders sought to make a name for themselves. The contrast is suggestive: self-exalting humanity attempts to secure permanence; God freely gives name and blessing to the one he calls. More important for mission, the promise does not terminate in Abraham. The families of the earth appear in the promise itself.

This is why Christopher Wright and other biblical theologians treat the Abrahamic covenant as central to a theology of mission. The later Great Commission is not a divine change of subject from Israel to the nations. It belongs to a story in which the nations have always remained within God’s purpose.1

What Does “Blessing” Mean? Missionary interpretation can sometimes move too quickly from Genesis 12 to evangelistic strategy. The promise of blessing should first be heard within Genesis.

The blessing includes concrete covenantal goods: descendants, land, protection, name, and relationship with God. Abraham becomes the bearer of promise, and the narratives that follow repeatedly show both the generosity and the moral seriousness of that relationship.

The nations dimension also returns. Genesis 18:18 again says that all nations of the earth will be blessed in Abraham. Genesis 22:18 renews universal language after the binding of Isaac. The promise is not an incidental phrase remembered only by later missionaries. It becomes part of the covenantal architecture of Genesis.

The New Testament subsequently interprets the promise christologically. Paul can describe the announcement to Abraham as anticipating the justification of the Gentiles by faith and connect Abrahamic blessing with Christ (Gal. 3:8–14). This later reading matters enormously for Christian mission, but it should not erase the texture of Genesis itself. God’s universal purpose advances through a concrete covenant history rather than an abstract promise of religious diffusion.

Election for the Sake of Others. The relationship between election and the nations becomes clearer in Israel’s later vocation.

Election can easily be misunderstood as divine favoritism: God loves this people and therefore values others less. Scripture repeatedly destabilizes that interpretation.

Deuteronomy emphasizes that Israel was not chosen because it was more numerous or impressive than other peoples. God’s love and covenant faithfulness precede Israel’s merit. The same covenant privileges increase Israel’s accountability. Prophets can condemn Israel more severely precisely because Israel has received revelation and covenant.

Election is grace.

Vocation is responsibility.

The church needs this distinction as much as Israel did. Missionary success can generate its own doctrine of chosenness. A denomination grows and begins to assume its methods are uniquely blessed. A sending country produces many missionaries and reads numerical strength as evidence of spiritual superiority. A mission agency survives for a century and treats longevity as divine validation of every institutional habit.

The biblical doctrine of election gives no support to such conclusions. Being used by God does not make a people or institution immune from judgment.2

A Kingdom of Priests

At Sinai, Israel is called God’s treasured possession among all peoples, “for all the earth is mine,” and a “kingdom of priests and a holy nation” (Exod. 19:5–6).

The text has understandably attracted missionary interpretation. Priestly language suggests a mediating vocation, and the explicit reminder that all the earth belongs to God places Israel’s particular covenant within universal divine ownership.

Yet care is required. Exodus 19 does not issue Israel a command equivalent to Matthew 28. Israel’s priestly identity includes holiness, worship, obedience, and a distinctive covenant life before the nations. Its missionary significance lies partly in what Israel is called to be, not merely in organized outward sending.

This difference is important because Christian accounts sometimes portray the Old Testament as though Israel failed primarily by refusing to conduct foreign missions, after which the church received the job. That reading is too simple. Israel’s failures include idolatry, injustice, covenant rebellion, and refusal to embody God’s holiness. The Old Testament certainly contains outward movement—Jonah is the obvious example—but its dominant missionary pattern is not identical to apostolic sending.

The universal horizon is real without turning Israel into a modern mission agency.

A People Watched by the Nations. Deuteronomy 4 gives another important image. Israel is to keep God’s statutes so that the surrounding peoples, hearing of them, recognize the wisdom and understanding of this nation. The nations observe Israel’s law and God’s nearness.

Here witness is public and communal. Israel’s social life says something about Israel’s God.

This has enduring missionary importance. A church’s witness never consists only of the claims its evangelists make. Communities communicate by the kinds of life they produce.

A missionary organization may preach reconciliation while reproducing racial hierarchy.

A church may proclaim dignity while concealing abuse.

A Christian institution may teach generosity while using donor power manipulatively.

Such contradictions do not prove the gospel false, but they damage the credibility of Christian witness because the people who claim to belong to God are visible.

Mission therefore has always possessed an ethical dimension.

The Psalms and the Worship of the Nations. Israel’s worship repeatedly expands toward the nations.

Psalm 67 is particularly striking. It echoes the priestly blessing of Numbers 6—God being gracious, blessing, and making his face shine—then gives a universal purpose: “that your way may be known on earth, your saving power among all nations.” The psalm repeatedly calls the peoples to praise God.

The movement is significant. Blessing received becomes blessing displayed and extended.

Psalm 96 commands, “Declare his glory among the nations, his marvelous works among all the peoples.” Psalm 98 calls all the earth to joyful praise. Psalm 117, the shortest psalm, calls all nations and peoples to praise the Lord. Royal psalms envision the king’s rule extending broadly. Zion psalms imagine the nations in relation to God’s reign.

These texts do not create one missionary strategy, but collectively they make a narrow tribal interpretation of Israel’s God impossible. The Lord’s praise belongs among the nations.

The church’s missionary worship therefore does not introduce a new idea when it longs for praise from every people. It participates in a biblical expectation older than the church itself.

Solomon’s Temple Prayer. The dedication of the temple in 1 Kings 8 adds another dimension. Solomon prays not only for Israel but for the foreigner who comes from a distant land because of God’s name. He asks God to hear so that all the peoples of the earth may know God’s name and fear him.

Again the pattern is centripetal rather than a command for Israel to send missionaries abroad: the foreigner comes, hears of God’s name, and prays toward the temple.

But the universal concern is unmistakable.

The temple is particular. The divine purpose reaches farther.

This distinction helps Christian readers avoid collapsing every Old Testament universal text into one missionary pattern. Sometimes the nations come. Sometimes Israel declares. Sometimes a prophet goes. Sometimes God’s judgment and deliverance become known publicly. The universal horizon is larger than one mechanism.

Jonah and the Reluctant Prophet

Jonah has long served as an obvious missionary text because God explicitly sends an Israelite prophet to a foreign city.

The book’s significance, however, lies less in providing a model missionary method than in exposing the prophet’s heart.

Nineveh represents the capital of a brutal imperial power. Jonah’s reluctance is not simple ethnocentrism in the abstract. Assyria’s violence gives the story moral and political weight. Jonah knows the character of God and fears precisely what eventually happens: God may show mercy.

The book therefore confronts a recurring missionary temptation—the desire for God’s grace to operate within boundaries we find morally acceptable.

Missionary concern for enemies is costly.

The story does not romanticize Nineveh. It magnifies divine compassion without denying evil.

For contemporary mission, Jonah warns against treating hostile populations as people whose spiritual loss confirms our judgment. The church may oppose persecution, terrorism, injustice, or authoritarian power and still desire repentance and mercy for those within those societies.

The nations are not loved because they are innocent.

Neither was Israel.

Neither is the church.

The Prophetic Universal Horizon. The prophets deepen the expectation that God’s saving reign will extend beyond Israel.

Isaiah 2 imagines the mountain of the Lord’s house raised above the hills, with nations streaming toward it to learn God’s ways. The scene culminates in peace: swords become plowshares and spears pruning hooks.

Isaiah 19 offers one of the most surprising visions in the Old Testament. Egypt and Assyria—powers representing oppression and imperial threat—appear within a future triad with Israel, each described in terms of belonging to God. The text radically widens the imagination of covenant blessing.

Isaiah’s servant songs intensify the theme. In Isaiah 49:6, restoring Israel is described as too small a task; the servant is made a light for the nations so that salvation may reach the ends of the earth. The New Testament will later apply this language to the apostolic mission in Acts 13.

Isaiah 56 imagines foreigners joining themselves to the Lord, and the temple is called a house of prayer for all peoples. Jesus later invokes this passage in the temple context.

Micah shares the vision of nations coming to God’s instruction. Zechariah depicts peoples and powerful nations seeking the Lord. Malachi announces God’s name as great among the nations.

No single verse should be isolated from literary and historical context and made to carry the whole missionary argument. The cumulative pattern is what matters.

Israel’s God is the God of the nations.

The prophetic future is not an ethnically sealed restoration.

The Diaspora and Witness

Exile introduces another way God’s people encounter the nations: displacement.

Israelites and Judeans live under foreign empires. Biblical books associated with exile and diaspora depict varied responses. Daniel serves within imperial administration while maintaining allegiance to God. Esther narrates Jewish life within Persia under mortal threat. Jeremiah instructs exiles in Babylon to seek the welfare of the city where they have been sent, because their welfare is bound to its welfare (Jer. 29:7).

These are not missionary manuals, but they provide theological resources for Christian life in diaspora. God’s people do not encounter the nations only by voluntarily traveling outward. Sometimes they are moved by war, empire, economics, or political upheaval.

That pattern becomes increasingly important in contemporary mission, where migration carries Christians into societies they did not enter through missionary deployment.

The biblical story is already familiar with God’s people living as minorities among others.

Ruth, Rahab, and the Nations Within Israel’s Story. The nations also enter Israel’s story through individuals whose presence complicates any simple ethnic boundary.

Rahab, a Canaanite woman in Jericho, acts in faith and becomes incorporated into Israel’s story. Ruth, a Moabite widow, binds herself to Naomi and Israel’s God and becomes an ancestor of David. Naaman the Syrian encounters the God of Israel through Elisha’s ministry. The widow of Zarephath receives Elijah during famine, a story Jesus later invokes in Nazareth.

These narratives should not be forced into a systematic missionary program. Their cumulative effect is theological: God’s grace is not confined by ethnicity, and outsiders can enter the story of God’s people in unexpected ways.

Matthew’s genealogy of Jesus later foregrounds women whose stories include precisely these boundary-crossing features.

The universal horizon becomes christological before the Gospel has reached its final commission.

The Stranger in Israel’s Law. A theology of the nations also requires attention to the stranger living among Israel.

The Torah repeatedly commands concern for the sojourner. Israel is to remember its own experience in Egypt. Legal protections vary by text and historical context, and the modern category of “migrant” should not be mapped mechanically onto every Hebrew term. The ethical trajectory is nevertheless clear: covenant identity does not justify indifference toward outsiders living among the people.

This creates an important missionary order.

The stranger is first a neighbor before becoming a strategy.

Contemporary churches can easily discover migration as a missionary opportunity and then instrumentalize migrants. Refugees become access to Muslims. International students become future influence in their home countries. Diaspora communities become strategic bridges.

Those possibilities may be real.

Christian hospitality must still be hospitality.

If care disappears when evangelistic response does not occur, the relationship was never fully loving.

The Old Testament’s concern for the stranger helps keep missionary strategy subordinate to neighbor-love.

Israel’s Failure. The biblical story does not idealize the covenant people.

Israel worships idols, exploits the vulnerable, trusts political power, violates covenant, and experiences judgment. Prophetic literature is severe precisely because the people who bear God’s name can misrepresent him.

This prevents missionary theology from turning the chosen people into a simple success story or from interpreting later church mission as the arrival of a morally superior institution.

The church inherits no immunity from Israel’s warnings.

Mission history itself shows why this matters. Christian institutions can proclaim the gospel while reproducing practices inconsistent with it. The biblical theology of mission needs repentance inside the missionary movement, not only conversion outside it.

Restoration and the Nations

Exile does not end the promise.

Prophetic restoration frequently returns to the nations. God’s vindication of his name, renewal of his people, coming king, servant, temple, and future reign all open outward.

Christian interpretation sees these promises reaching their climax in Jesus, Israel’s Messiah, through whom the nations are incorporated into the blessing promised to Abraham.

But the route matters. The New Testament’s universal mission does not bypass Israel’s story. Jesus is not a generic world teacher appearing without covenant history. He comes within the story of Abraham, David, exile, restoration, temple, kingdom, and prophetic hope.

This matters because some Christian mission theology has unintentionally treated Judaism as a failed preliminary religion that Christianity simply replaced. A better account recognizes both continuity and discontinuity while refusing caricature. The church’s mission to the nations is intelligible only because the gospel concerns Israel’s Messiah and Israel’s Scriptures.

Paul and Abraham. Paul’s reading in Galatians 3 is particularly important. He connects the promise that the nations would be blessed through Abraham with the gospel’s extension to Gentiles and locates fulfillment in Christ.

This gives Christian mission a strong Abrahamic logic:

promise → Christ → blessing to the nations.

Yet Paul also resists Gentile arrogance. Romans 9–11 confronts non-Jewish Christians who might imagine themselves superior to Israel. Gentiles are grafted in; they do not become grounds for boasting.3

Mission to the nations should therefore produce gratitude, not civilizational superiority.

The Gentile church exists by grace.

This is one more reason Christian mission cannot be identified with Western cultural expansion. Gentile Christianity itself is the beneficiary of a mission that crossed boundaries into the nations.

What “Nations” Can and Cannot Mean

Modern mission strategy often draws a direct line:

Bible says nations → Greek says ethnē → modern ethnolinguistic people groups are the biblical nations → every modern people group must therefore be individually reached before the Great Commission is complete.

The logic contains a valid intuition and an invalid simplification.

The valid intuition is that the biblical universal horizon is not adequately satisfied by political nation-states. Scripture’s language of peoples, nations, tribes, and languages draws attention to human diversity deeper than modern borders. Missionary research is therefore right to ask which social communities remain hidden inside national averages.

The simplification is treating one ancient word as though it directly encoded a modern anthropological database. Biblical ethnos has contextual ranges of meaning. Ancient peoples were not classified using contemporary ethnolinguistic, caste, country, and social-network methodology.

People-group strategy can therefore be biblically motivated without being biblically dictated in every classification decision.

This distinction will become essential in Chapter 10.

A Universal Horizon Without a Universal Method. The Old Testament gives Christianity a universal horizon but not one missionary method.

Sometimes the nations observe Israel.

Sometimes they come toward Zion.

Sometimes an Israelite prophet is sent outward.

Sometimes foreigners enter Israel’s story.

Sometimes exile places God’s people among the nations.

Sometimes God’s judgment or deliverance makes his name known.

The church should therefore resist the temptation to make every Old Testament text support one modern missionary strategy. The canonical picture is richer.4

What holds it together is God’s purpose: the God of Israel is the Creator of all, his blessing reaches beyond Israel, his name is to be known among the nations, and the prophetic future includes their worship.

The New Testament does not invent this universal horizon.

It declares that the decisive moment in the story has arrived in Jesus.

From Promise to Messiah

The opening chapter of Matthew makes the transition explicit. Jesus is introduced as son of David and son of Abraham. The genealogy then includes figures whose stories already point beyond a narrow ethnic imagination. Gentile Magi arrive to honor the newborn king. The Gospel that will end with “all nations” begins with nations already appearing around Israel’s Messiah.

This does not mean Jesus’ earthly ministry lacks an Israel-first priority. It unmistakably has one. The tension between Israel’s particular role and the universal horizon becomes one of the most important features of the Gospels.

The next chapter therefore asks what Jesus himself does with the nations theme and what the Great Commission actually commands.

Footnotes

  1. Wright, Mission of God, develops the Abrahamic promise as a central element in the Bible’s missionary theology; see also Michael W. Goheen, A Light to the Nations.

  2. On election, covenant, and the nations in Old Testament theology, see Christopher J. H. Wright, The Mission of God’s People: A Biblical Theology of the Church’s Mission (Zondervan Academic, 2010).

  3. Paul’s explicit connection of Abrahamic blessing with the Gentile gospel appears in Galatians 3:8–14; Romans 9–11 supplies the complementary warning against Gentile boasting.

  4. On the danger of reading a direct missionary mandate for Israel into every universal Old Testament text, compare contemporary biblical-mission discussions in Wright, Goheen, and Eckhard J. Schnabel, Early Christian Mission, 2 vols. (InterVarsity Press, 2004).