The lot for the tribe of the people of Judah according to their families reached southward to the boundary of Edom, to the wilderness of Zin at the farthest south.
And their south boundary ran from the end of the Dead Sea, from the bay that faces southward;
References for Joshua 15:2
it goes out southward of the ascent of Akrabbim, passes along to Zin, and goes up south of Kadesh-barnea, along by Hezron, up to Addar, makes a turn to Karka,
passes along to Azmon, goes out by the Wadi of Egypt, and comes to its end at the sea. This shall be your south boundary.
And the east boundary is the Dead Sea, to the mouth of the Jordan. And the boundary on the north side runs from the bay of the sea at the mouth of the Jordan;
References for Joshua 15:5
and the boundary goes up to Beth-hoglah, and passes along north of Beth-arabah; and the boundary goes up to the Stone of Bohan, Reuben's son;