Doctrine of Union with Christ: What Does It Mean to Be Chosen in Christ? – Part 1

Union with Christ · Week 1 · Chosen and Loved in Christ

Main passage: Ephesians 1:3–14
Anchor verse: Ephesians 1:4–5

Opening Scripture Reading

“He chose us in him before the creation of the world to be holy and blameless in his sight.”

Ephesians 1:4, NIV

Anchor quote:

“Thou hast formed us for Thyself, and our hearts are restless till they find rest in Thee.”

Augustine, Confessions

Every Spiritual Blessing in Christ

Ephesians 1 begins with worship because Paul wants Christians to see salvation from God’s side before he speaks about the Christian life. His opening sentence gathers up election, adoption, redemption, forgiveness, inheritance, and the gift of the Holy Spirit under one repeated phrase: in Christ.

That phrase is the center of the passage. The believer is chosen in Christ, adopted through Christ, redeemed through His blood, forgiven according to God’s grace, and sealed in Christ by the promised Holy Spirit.

This is where a study of union with Christ should begin. Before we ask what union with Christ means for growth, assurance, holiness, or the church, we need to see that salvation itself is Christ-centered from beginning to end. God saves a people by bringing them into relation to His Son.

Chosen in Christ

Paul says that God “chose us in him before the creation of the world.” The emphasis falls on God’s gracious purpose and on Christ as the One in whom that purpose is fulfilled.

Paul also tells us what God chose His people for: “to be holy and blameless in his sight.” Holiness is not the price of God’s love. It is part of the life toward which His grace is taking us. God receives sinners in Christ and begins forming them into a holy people.

That order protects the Christian life from both pride and anxiety. Pride has no room to boast because salvation begins with grace. Anxiety does not have to keep asking whether we have done enough to make God willing to receive us. Obedience matters, but it grows from what God has already done.

The Father Purposes, the Son Accomplishes, the Spirit Seals

Ephesians 1 gives salvation a distinctly Trinitarian shape. The Father chooses and adopts. The Son redeems through His blood and brings forgiveness. The Holy Spirit seals those who hear the gospel and believe, guaranteeing the inheritance God has promised.

These are not three separate plans. They are the one saving work of the triune God. The Father gives His people every spiritual blessing in the Son, and the Spirit confirms what Christ has secured.

Paul also tells us where faith belongs. Those who heard “the message of truth, the gospel of your salvation” and believed were marked with the promised Spirit. God’s saving purpose is gracious, and believers receive Christ and His benefits through faith.

Adoption Gives More Than Forgiveness

Forgiveness answers our guilt; adoption speaks to belonging. God does not merely cancel a debt and leave forgiven sinners outside His house. Through Jesus Christ, He receives them as sons and daughters and gives them an inheritance.

That is why Christian identity cannot finally rest on achievement, usefulness, approval, failure, or reputation. Those things may describe parts of our lives, but none can tell us who we finally are before God.

Augustine’s restless heart helps us here. Created gifts are good, but they cannot replace the Creator. Work, family, friendship, accomplishment, and human love cannot carry the burden of giving us our final identity. The soul finds rest when it knows that, in Christ, it belongs to God.

What This Changes

“Identity in Christ” is not Christianized self-esteem. It is learning to think truthfully about God’s grace. The Christian’s confidence is not that he has discovered something impressive about himself, but that God has acted for him in Christ.

That grace produces humility, worship, and obedience. God’s people pursue holiness because they have been chosen for holiness. They can confess failure without despair because their standing does not rest on a flawless record.

Ephesians 1 teaches us to begin where Paul begins: with God’s grace in Christ. The Father has purposed salvation, the Son has accomplished redemption, and the Spirit has sealed those who believe.

Closing Thought

Union with Christ begins with what God has done, not with what we must prove. Every saving blessing is found in the Son. Before believers are called to walk faithfully, they are taught to praise the God who has chosen, adopted, redeemed, forgiven, and sealed them in Christ.

Small Group Discussion Questions

1. Why does it matter that Paul says we are chosen “in him”?
2. How does adoption say something more than forgiveness alone?
3. What false identity do you most often drift back toward?
4. Why should being chosen and loved in Christ lead to humility rather than pride?
5. What would change if you believed more deeply that God’s grace came before your performance?

Study References

• Ephesians 1:3–14, concerning election in Christ, adoption, redemption, forgiveness, inheritance, and the seal of the Holy Spirit.
• Romans 8:14–17, concerning the Spirit of adoption and believers as children and heirs of God.
• Galatians 4:4–7, concerning redemption from slavery and adoption through the Son.
• Colossians 3:1–4, concerning the believer’s life being hidden with Christ in God.
• 1 Peter 2:9–10, concerning believers as a chosen people, royal priesthood, holy nation, and God’s special possession.
• Titus 3:4–7, concerning salvation according to God’s mercy rather than righteous works and believers becoming heirs of eternal life.
• John 1:12–13, concerning receiving Christ and being given the right to become children of God.
• Augustine, Confessions, Book I, on the restless heart finding rest in God.
• Election, adoption, redemption, forgiveness, and the sealing of the Holy Spirit are gifts of God’s grace in Christ. They are not rewards earned through moral performance, usefulness, religious activity, or social approval.
• Grace does not make holiness optional. Ephesians presents holy living as the fruit and purpose of God’s saving work, not the cause of His love.
• Scripture quotations and linked passages are from the New International Version.