In the valley of Hinnom, south of Jerusalem. The place had an evil reputation because children had been sacrificed there to the gods Baal and Molech (Jer. 7: 31) and King Ahaz and Manasseh are alleged to have so offered their own sons (2 Chron. 28: 3; 33: 6). King Josiah forbade the practice (2 Kgs. 23: 10).