Gregory of Nyssa
He departed and traveled from one location to another, looking for shelter among strangers. Yet Saul discovered his whereabouts and encircled the hill where David and his followers had sought safety. During the night when Saul had chosen to postpone his intent to kill the oppressed until dawn, David stealthily entered the tent of his adversary, finding him asleep on his bed... On the superscription of the Psalms