39 And it cometh to pass, at the end of three years, that flee do two of the servants of Shimei unto Achish son of Maachah, king of Gath, and they declare to Shimei, saying, `Lo, thy servants are in Gath;'
1 Kings 2:39 Cross References - YLT
1 Samuel 21:10
10 And David riseth and fleeth on that day from the face of Saul, and cometh in unto Achish king of Gath;
1 Samuel 27:2-3
2 And David riseth, and passeth over, he and six hundred men who are with him, unto Achish son of Maoch king of Gath;
3 and David dwelleth with Achish in Gath, he and his men, each one with his household, even David and his two wives, Ahinoam the Jezreelitess, and Abigail wife of Nabal the Carmelitess.