Treasury of Scripture Knowledge
For there are many parts to a single human body and all of these parts do not have the same function.
1 Corinthians 10:17
Inasmuch as there is one loaf of bread that we all share, we who are many make up one body [of believers].
1 Corinthians 12:12
For [just] as the human body is one [unit], made up of many parts, and all the many parts make up a single body, so it is with Christ. [Note: Just as a human body is a single unit, and Christ is a single being, so the members of His body, the church, constitute one body. See verses 27-28].
which is His [spiritual] body. The church is completely filled by Christ [or, "Christ is completely filled by God"], who completely fills everything in every way.
So then, put away lying and [Zech 8:16], "Each one should speak truthfully with his neighbor," because we are parts of one another [i.e., in the one body].
For the husband is the [spiritual] head over his wife, just as Christ is also the [spiritual] head over the church, since He is the Savior of the body.
Now I rejoice in [spite of] my sufferings for your sake, and I am filling up [i.e., completing] in my physical body what was lacking in the afflictions Christ endured for His body's sake, the church.
He is not holding on [firmly] to the head [i.e., Christ, the head of the church], from whom the entire body, being nourished and supported by its ligaments and joints, is caused to grow in size by God.