Welcomed into God’s family
Adoption is one of the Bible’s warmest pictures of salvation. God did not send Jesus merely to cancel a debt and leave people at a distance. Paul says that Christ came so those under sin and the law could receive the standing of sons and daughters in God’s household (Galatians 4:4-5).
This family relationship comes through Jesus. Those who receive him in faith are given the right to become God’s children, and this new birth is God’s work rather than something earned by human effort or family background (John 1:12-13). Christians belong because of God’s grace, not because they have proved themselves impressive enough to be kept.
But when the fulness of the time was come, God sent forth his Son, made of a woman, made under the law, To redeem them that were under the law, that we might receive the adoption of sons.
A new relationship, not a fearful one
Paul contrasts the Spirit’s work with a life controlled by fear. God’s Spirit leads believers to approach God as a loving Father, with the intimate cry, “Abba, Father” (Romans 8:14-15). Abba is an Aramaic family word Jesus himself used when praying to the Father, expressing closeness and trust (Mark 14:36).
That does not mean Christians never feel anxious or never struggle with doubt. It means fear and failure do not have the final word over their place in God’s family. When believers sin, they are called to confess it honestly, trusting that God forgives and cleanses them through Christ (1 John 1:9).
For as many as are led by the Spirit of God, they are the sons of God. For ye have not received the spirit of bondage again to fear; but ye have received the Spirit of adoption, whereby we cry, Abba, Father.
Heirs with Christ
Adoption also carries a future promise. Paul says God’s children are heirs, sharing an inheritance with Christ, though the path may include suffering in the present world (Romans 8:16-17). The point is not that believers earn a reward by suffering. It is that their future is tied to Jesus, the Son who has already overcome death.
Ephesians describes this adoption as flowing from God’s loving purpose in Christ (Ephesians 1:4-5). So Christian identity is not finally built on achievement, reputation, family history, or the worst thing someone has done. God’s love gives his children a new name and a lasting home.
Loved now, still growing
Being God’s child is a present reality, but it also points ahead. John marvels at the love that lets believers be called God’s children, then says that what they will be has not yet fully appeared (1 John 3:1-2). There is security, and there is still growth.
This helps make sense of the Christian life. A child in a healthy family learns, is corrected, asks for help, and gradually becomes more like those who raised them. In a deeper way, God patiently shapes his children to become more like Christ (Romans 8:29). If this truth feels hard to believe, begin with the Gospel accounts and bring that uncertainty to God plainly. He invites people to come to him.
Behold, what manner of love the Father hath bestowed upon us, that we should be called the sons of God: therefore the world knoweth us not, because it knew him not.