'Exhausted' in the Bible

And David pursued, he and four hundred men; for two hundred stayed behind, who were too exhausted to go over the torrent Besor.

And David came to the two hundred men who had been too exhausted to follow David, and whom they had left behind at the torrent Besor; and they went forth to meet David, and to meet the people that were with him; and David drew near to the people and saluted them.