Colossians 1:24 in the King James Version
Who now rejoice in my sufferings for you, and fill up that which is behind of the afflictions of Christ in my flesh for his body’s sake, which is the church:
Context
23 if it is so that you continue in the faith, grounded and steadfast, and not moved away from the hope of the Good News which you heard, which was proclaimed in all creation under heaven, of which I, Paul, was made a servant.
24 Now I rejoice in my sufferings for your sake, and fill up on my part that which is lacking of the afflictions of Christ in my flesh for his body’s sake, which is the assembly,
25 of which I was made a servant according to the stewardship of God which was given me toward you to fulfill the word of God,