Adoption (as son)
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G5206 names adoption or placement as sons. Its five governed forms occur only in Paul: Israel's covenant privilege in Romans 9:4, redemption and reception as sons in Galatians 4:5, the Spirit of adoption in Romans 8:15, the awaited redemption of the body in Romans 8:23, and God's gracious purpose through Christ in Ephesians 1:5.
Reader summary
Full entry for υἱοθεσία (G5206) · Open the biblical lexicon
G5206 names adoption or placement as sons. Its five governed forms occur only in Paul: Israel's covenant privilege in Romans 9:4, redemption and reception as sons in Galatians 4:5, the Spirit of adoption in Romans 8:15, the awaited redemption of the body in Romans 8:23, and God's gracious purpose through Christ in Ephesians 1:5.
The BSB source-word alignment has 5 aligned rows for this entry. Common renderings include adoption as sons (2), [our] adoption as sons (1), adoption as His sons (1), of adoption to sonship (1).
The source-word alignment first shows this entry at Romans 8:15. Its strongest book concentrations include Romans (3), Ephesians (1), Galatians (1).
G5206 names adoption or placement as sons. Its five governed forms occur only in Paul: Israel's covenant privilege in Romans 9:4, redemption and reception as sons in Galatians 4:5, the Spirit of adoption in Romans 8:15, the awaited redemption of the body in Romans 8:23, and God's gracious purpose through Christ in Ephesians 1:5. The contexts hold together divine initiative, belonging, inheritance, the Spirit's witness, and future bodily hope.
Legal and household backgrounds can illuminate the image, but no single reconstruction of Roman adoption should control every claim. Paul himself supplies the governing contrasts: slavery and sonship, fear and the Spirit's cry, present firstfruits and future redemption, Israel's privilege and Gentile inclusion, grace and merit. Assurance rests on God's action in Christ and the Spirit, not on an assertion that all ancient legal arrangements were identical.
The masculine sonship image communicates recognized inheritance in Paul's setting; it does not make women lesser heirs or define every earthly family structure. Spiritual adoption must not be used to minimize adoption trauma, foster-care complexity, infertility, estrangement, abuse, grief, disability, or a person's need for boundaries and qualified care. The church may celebrate belonging in Christ while listening carefully to people whose family language carries pain.
The local NT index currently counts five G5206 occurrences, all in Paul: Galatians 4:5, Romans 8:15, 8:23, 9:4, and Ephesians 1:5. Each occurrence names a different dimension of the one reality — its basis (Eph. 1:5), its present experience (Rom. 8:15), its future fullness (Rom. 8:23), its OT roots (Rom. 9:4), and its goal within redemption (Gal. 4:5). Together they give the word its full theological contour.
To redeem those under the law, that we might receive our adoption as sons.
The purpose clause makes huiothesia the declared goal of the incarnation and redemption: the Son came under the law in order that those under the law might be placed in the Son's own position as sons. The movement is from slavery to sonship, from bondage to belonging. Adoption is not a secondary benefit of salvation — it is the aim toward which redemption is directed.
And because you are sons, God sent the Spirit of His Son into our hearts, crying out, “Abba, Father!”
The Spirit is the proof and experience of adoption: God sends 'the Spirit of His Son' — the same Spirit who animated the eternal Son's own cry to the Father — into the hearts of adopted sons. That the Spirit cries 'Abba' in the believer's heart is not a feeling to be cultivated but a divine act testifying to a legal reality already established. Adoption precedes the Spirit's witness; the Spirit confirms what is already true.
For you did not receive a spirit of slavery that returns you to fear, but you received the Spirit of adoption to sonship, by whom we cry, “Abba! Father!”
Romans 8:15 contrasts the spirit of slavery (the old condition) with the Spirit of adoption (the new condition). The word 'slavery' echoes the Galatians argument: before Christ, existence under the law was a form of bondage. Now the Spirit the believer has received is specifically a Spirit of huiothesia — his presence in the heart is the marker of adoptive sonship, not of continued slavery. Fear belongs to the old relationship; 'Abba, Father' belongs to the new.
Not only that, but we ourselves, who have the firstfruits of the Spirit, groan inwardly as we wait eagerly for our adoption as sons, the redemption of our bodies.
Romans 8:23 introduces the eschatological dimension: adoption has a present aspect (the Spirit now) and a future fullness (the resurrection of the body). The huiothesia believers have received is real, but its complete expression awaits the resurrection. This prevents the error of treating present adoption as the sum total of salvation — there is a 'not yet' even within what has already been received.
He predestined us for adoption as His sons through Jesus Christ, according to the good pleasure of His will,
Ephesians 1:5 grounds adoption in divine predestination and the pleasure of God's will. Huiothesia is not a response to human choice or merit — it is the outworking of what God purposed before the foundation of the world. This establishes adoption as entirely a gift, rooted in God's sovereign grace, mediated through Jesus Christ.
BSB source-word alignment connects this entry to exact verse rows, English rendering, source form, transliteration, and parsing.
How English Renders ItA compact distribution from source-word alignment before the full evidence tables.
Greek word. God's legal act of bestowing full family status and inheritance rights upon those chosen as His children
God's legal act of bestowing full family status and inheritance rights upon those chosen as His children
(cf. the cl. phrases, υἱὸν τίθεσθαι, θετὸς υἱός), frequently in Inscr. (see Deiss., BS, 239), adoption of a son (or daughter); metaphorically, of God's relation established
Textus Receptus witness, full corpus Greek token appearances from Scrivener 1894 Textus Receptus in the full New Testament corpus.
5 Greek text appearances shown. Linked morphology labels have verse guides.
adoption
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Read verseFull New Testament corpus: 260 chapters, 7,957 verses, 140,628 tokens. Data source: honza/textus-receptus (data only), with authority check against byztxt/greektext-textus-receptus.
How this word appears across different grammatical cases and numbers.
This word appears as a noun across 3 case and number patterns. The form changes show how the word functions in a sentence; they do not change the basic lexical meaning by themselves.
Verse guides are not available for this word yet, so verse references remain plain evidence markers.
Selected passage-level study witnesses for this word. This section is not the full occurrence list.
Showing 1 selected witness from 5 lexical occurrence verses.
υἱοθεσία is built from these roots:
Describes the believer’s new familial status and intimate relationship with God. Romans 8:12-17
G5206 lets Paul describe salvation as God's purposeful welcome into the status and inheritance of sons. Galatians joins adoption to redemption from slavery; Romans joins it to the Spirit's witness, freedom from fear, present groaning, and future bodily redemption; Ephesians joins it to God's gracious purpose in Christ. The image therefore carries both settled gift and awaited fullness.
It should not be reduced to a feeling of closeness, but neither should relationship and emotion be dismissed as secondary or unreal. The Spirit's cry belongs within embodied people who may still grieve, fear, seek help, and wait for renewal. Historical legal background can clarify placement and inheritance, yet Paul's own argument is the authority for assurance.
Teachers should also explain why women share the inheritance named by masculine sonship language. Spiritual adoption is not a tool for idealizing every family, forcing unsafe reconciliation, or silencing adoption and foster-care trauma. It invites congregations to practice truthful belonging, equal dignity, patient care, boundaries, and hope in the redemption God completes.
Gal.4.5
G5206 is a feminine noun formed from son and placement language. Galatians 4:5, Romans 8:15, and Ephesians 1:5 use accusative forms; Romans 8:23 uses a genitive form; Romans 9:4 uses the nominative. Those case forms serve different sentences about receiving, awaiting, divine purpose, and Israel's privilege. Household and legal settings can clarify recognized status and inheritance, but the compound itself establishes no uniform Roman procedure, irrevocability rule, debt formula, or complete theology of family.
The OT foundation for huiothesia is Israel's relationship to God as son: 'Israel is my firstborn son' (Exod. 4:22); 'Out of Egypt I called my son' (Hos. 11:1). The nation as a whole occupied a sonship position, but it was a corporate and conditional relationship — the people could act as rebellious sons (Isa. 1:2). Paul in Romans 9:4 names huiothesia as one of Israel's covenant privileges.
The NT development is christological: the eternal Son (Rom. 8:3, Gal. 4:4) enters humanity to redeem those who are not sons by nature and place them in his own position as sons. The Son's obedience purchases adoption for the disobedient; the Son's relationship to the Father becomes the template and ground of the believer's relationship to the Father. Hebrews 1:2 names Christ as 'heir of all things' — the natural heir — and Romans 8:17 extends that heirship to those who are co-heirs with Christ.
What the Son possesses by nature, the adopted sons possess by grace. The future fullness of huiothesia (Rom. 8:23) arrives at the resurrection, when the body itself is redeemed and the full family likeness is revealed.
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