He came to the sheep pens by the way, where was a cave; and Saul went in to cover his feet. Now David and his men were abiding in the innermost parts of the cave.
This little incident provides another window into David’s thinking. David was acknowledging Yahweh’s sovereignty by submitting to His authority in setting Saul up as king (cf. Proverbs 24:21). David refused to take revenge for the trouble that Saul had caused him.