12 all the valiant men arose, and took away the body of Saul, and the bodies of his sons, and brought them to Jabesh, and buried their bones under the oak in Jabesh, and fasted seven days.
*Minor differences ignored. Grouped by changes, with first version listed as example.
Seven days - Every day 'till evening, after the manner of the Jewish fasts.
*More commentary available at chapter level.