en_tn_condensed/col/02/19.md

He does not hold on to the head

A person not trusting in Christ is spoken of has if they do not hold firmly to the head. Christ is spoken of as if he were the head of a body. Alternate translation: "He does not firmly grasp Christ, who is like the head of a body" or "He does not cling to Christ, who is like the head of a body" (See: rc://en/ta/man/jit/figs-metaphor)

It is from the head that the whole body throughout its joints and ligaments is supplied and held together

Paul speaks of the church, which is ruled and empowered by Christ, as if it were a human body. Alternate translation: "It is from the head that God supplies the whole body throughout its joints and ligaments and holds it together" (See: rc://en/ta/man/jit/figs-metaphor)