Elah (ç'lah), terebinth, valley of. 1. Where David slew Goliath. 1 Samuel 17:2; 1 Samuel 17:19; 1 Samuel 21:9. It is now called Wady es-Sunt, or "Acacia Valley," 14 miles southwest of Jerusalem. The valley is about a quarter of a mile wide, and has steep sides rising to a height of about 500 feet. The torrent or brook has a deep channel in the middle of the valley, and its course is strewn with smooth white stones. Terebinth trees, which gave the original title to the valley, are still found there. 2. The name of six persons in early biblical history.