Now I rejoice in my sufferings for you, and I fill up in my flesh what is lacking in regard to Christ’s afflictions for the sake of His body, which is the church.
KJV
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:
ASV
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 church;