Westminster Larger Catechism · 1647

Q66. What is that union which the elect have with Christ?

The union which the elect have with Christ is the work of God's grace, whereby they are spiritually and mystically, yet really and inseparably, joined to Christ as their head and husband; which is done in their effectual calling.
Answer · Westminster Larger Catechism

Scripture proofs

  1. [1]
    Ephesians 1:22

    And hath put all things under his feet, and gave him to be the head over all things to the church,

    Ephesians 2:6-8

    And hath raised us up together, and made us sit together in heavenly places in Christ Jesus: That in the ages to come he might shew the exceeding riches of his grace in his kindness toward us through Christ Jesus. For by grace are ye saved through faith; and that not of yourselves: it is the gift of God:

  2. [2]
    1 Corinthians 6:17

    But he that is joined unto the Lord is one spirit.

    John 10:28

    And I give unto them eternal life; and they shall never perish, neither shall any man pluck them out of my hand.

    Ephesians 5:23

    For the husband is the head of the wife, even as Christ is the head of the church: and he is the saviour of the body.

    Ephesians 5:30

    For we are members of his body, of his flesh, and of his bones.

  3. [3]
    1 Peter 5:10

    But the God of all grace, who hath called us unto his eternal glory by Christ Jesus, after that ye have suffered a while, make you perfect, stablish, strengthen, settle you.

    1 Corinthians 1:9

    God is faithful, by whom ye were called unto the fellowship of his Son Jesus Christ our Lord.

Proof texts as given in the original; verse text from the King James Version.