'Co operating' in the Bible

Indeed, I ask you too, my true companion, to help these women [to keep on cooperating], for they have shared my struggle in the [cause of the] gospel, together with Clement and the rest of my fellow workers, whose names are in the Book of Life.

You see that [his] faith was working together with his works, and as a result of the works, his faith was completed [reaching its maturity when he expressed his faith through obedience].