A valley on the south of Jerusalem, in which the Philistines gathered themselves against Israel, and where David twice signally defeated them. 2 Samuel 5:18,22; 2 Samuel 23:13; 1 Chronicles 11:15; 1 Chronicles 14:9-17; Isaiah 17:5 . In the A.V. it is twice called the 'VALLEY OF THE GIANTS.' Joshua 15:8; Joshua 18:16 . Identified with el Bukeia, 31 45' N, 35 13' E .