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.
"Without David, Saul lacked military leadership sufficient to eliminate the Philistine threat; without Saul, David lacked a power base from which to operate." [Note: Merrill, Kingdom of . . ., p. 219.] 