And David said to Achish, Surely thou shalt know what thy servant can do. And Achish said to David, Therefore will I make thee keeper of mine head for ever.
Ver. 2. Surely thou shalt know what thy servant can do.] But whether for Achish or against him, he saith not. Indeed, he could do neither with any honesty, and therefore he maketh a double answer; equivocating, as he had done before. 1Sa 27:9 Josephus is out when he saith that David did readily promise Achish his help; for what show soever he made, he meant nothing less, but prayed and hoped that God would extricate him out of this labyrinth, as also he did, 1Sa 29:3-7 so that he neither fought against Israel, nor was false to Achish.
Thee keeper of mine head.] Captain of my bodyguard. Wicked men will sooner trust the saints, than those that are graceless. Natural conscience cannot but stoop to the image of God stamped upon the hearts and lives of the religious.