(2) And David arose, and he passed over with the six hundred men that were with him unto Achish, the son of Maoch, king of Gath.
Besides David's want of faith, here was a breach of obedience. The prophet Gad had been commissioned to tell David to abide in Judah, how then could he think himself either justified, or in safety, in fleeing to Gath? See 1 Samuel 22:5.