Context: Paul concludes his marriage exposition (5:22-33) by quoting Genesis 2:24 verbatim (LXX) and then unveiling its ultimate meaning: "This mystery is great, but I speak concerning Christ and the church" (v. 32). Verses 31-33 therefore function as the interpretive capstone of everything preceding — the reason husbands must love like Christ and wives must honor like the church is that marriage itself was designed from creation to image the Christ-church union. The passage is one of the most important exegetical bridges in Scripture: it tells us how to read Genesis 2, how to understand marriage, and how to recognize typology as a divinely-intended hermeneutical category. The final sentence (v. 33) returns the lens to ordinary Christian marriages, where the cosmic "mystery" is meant to be daily displayed.
Greek Key Terms:
OT-to-OT Development: Genesis 2:24 itself is a canonically-loaded text. It moves from Adam's exclamation (v. 23 — "this one at last") to a generalized rubric for all marriage, framed by the creation-ordinance "therefore" (עַל־כֵּן). Subsequent OT texts draw on it covenantally: Hosea 2:19-20 applies betrothal covenant language to YHWH-Israel; Isaiah 62:5 images YHWH rejoicing over His bride "as the bridegroom rejoices over the bride"; the prophets consistently treat covenant union as nuptial. The verb דָּבַק (dābaq, "cleave") carries this double freight through the OT: it is the verb of marital cleaving in Genesis 2:24 and of covenant fidelity to YHWH throughout Deuteronomy (Deut 10:20; 11:22; 30:20). The OT thus already conflated marriage and covenant semantically; Paul draws the implicit Christological conclusion.
Connections:
Christological Connection: Paul's declaration "this mystery is great, but I am speaking with reference to Christ and the church" (τὸ μυστήριον τοῦτο μέγα ἐστίν, ἐγὼ δὲ λέγω εἰς Χριστὸν καὶ εἰς τὴν ἐκκλησίαν) is one of the most important interpretive statements in the Pauline corpus. It tells us something decisive about Genesis 2:24 — that its ultimate referent is Christological. Paul does not say Genesis 2:24 is like Christ and the church; he says he is speaking about it with reference to (εἰς) Christ and the church. This is typological exegesis in its most explicit NT form: the OT text, in its original historical meaning about human marriage, also carried a forward-pointing divine intent that is only now fully disclosed ("mystery" = previously hidden, now revealed).
The escalation from type to antitype is comprehensive. First, the "leaving and cleaving" in Eden was Adam leaving no father (he had none) and cleaving to Eve whom he had just acquired from his own side. Christ, in order to cleave to His bride, "left" His heavenly Father in incarnation (Philippians 2:6-8 — did not count equality with God a thing to be grasped) and cleaves to the church He built from His pierced side (John 19:34 — blood and water from Christ's side as Eve came from Adam's side). Second, the "one flesh" of Eden was a biological-covenantal union producing mortal offspring; the "one flesh" of Christ and the church is mystical-spiritual union producing adopted sons and daughters who inherit eternal life. Third, the Edenic marriage lasted until death (Rom 7:2-3; Matt 22:30); Christ's marriage to the church lasts forever. Fourth, Edenic marriage fell into curse (Gen 3:16); Christ's marriage undoes curse (Rev 22:3).
The implications for ordinary Christian marriage (v. 33) are staggering. Every believer's marriage is a living parable of gospel union — designed by God from creation to display the Christ-church reality. Paul therefore returns his readers to the plain imperatives: husbands, love as Christ loves; wives, honor as the church honors. This is not moralism but participation; the ordinary domestic covenant has been assigned a cosmic referent. Already/not-yet: Christ and the church are already "one" by the Spirit's indwelling (1 Corinthians 6:17 — "the one who joins himself to the Lord is one spirit with him"); the fullness of that union awaits the wedding supper of the Lamb where "they will see his face" (Revelation 22:4).
Connection Method(s): Typology (Providential Type, Backward-Looking — confirmed explicitly by Paul's own interpretive claim in v. 32; the escalation from human-marital shadow to Christ-church antitype is total; Genesis 2:24 did not declare itself prospective, but Paul's apostolic-Spirit interpretation identifies it as such). Also NT References (Ninefold analysis appropriate: this is the NT's most significant quotation of Gen 2:24). Also Promise-Fulfillment — the covenant-nuptial promises of the prophets (Hosea, Isaiah) converge in Christ's union with His church. ANTI-DEFAULT CHECK: Paul's own λέγω εἰς Χριστὸν καὶ εἰς τὴν ἐκκλησίαν forbids demoting this to mere analogy; he declares an eis-directionality that is the grammar of typology. Without Paul's revelation we could not have read Gen 2:24 Christologically with certainty — which is exactly why this is Backward-Looking typology.
Trajectory Table: 100 - Marriage (Christ and His Bride)