When they were at the great stone which is in Gibeon, Amasa went before them. And Joab’s garment that he had put on was girded unto him, and upon it a girdle with a sword fastened upon his loins in the sheath thereof; and as he went forth it fell out.
At the big rock in Gibeon, Amasa went first. Joab wore a belt with a sword attached. It accidentally came loose as he walked.