David lived with Achish at Gath, he and his men, every man with his household, even David with his two wives, Ahinoam the Jezreelitess, and Abigail the Carmelitess, Nabal's wife.
"Secondly, Achish realized that as soon as David did attack his own people, he would lose for ever the possibility of changing sides." [Note: David Payne, p. 140.] 