Verse 13 Gird up, &c. The loose dress worn in those days had to be drawn around the body by a girdle, whenever any exertion or labor was required. Luke 12:35. John 13:4.) Hence the act of girding came to represent earnest preparation for duty. In this case, the direction means, Enter resolutely upon the work before you.--For the grace; the favor,--referring here evidently to the future happiness of the Christian.