NET
10 David and 400 men continued the pursuit, but 200 men who were too exhausted to cross the Wadi Besor stayed there.
Darby
10 And David pursued, he and four hundred men; for two hundred stayed behind, who were too exhausted to go over the torrent Besor.
KJV
10 But David pursued, he and four hundred men: for two hundred abode behind, which were so faint that they could not go over the brook Besor.