Valleys: Siddim
Source: TTT
Genesis 14:3, 8
The latter five came as allies to the Valley of Siddim (that is, the Salt Sea). / Then the king of Sodom, the king of Gomorrah, the king of Admah, the king of Zeboiim, and the king of Bela (that is, Zoar) marched out and arrayed themselves for battle in the Valley of Siddim