Numbers 34:3

your south side shall be from the wilderness of Zin alongside Edom , and your southern border shall run from the end of the Salt Sea on the east .

“‘Your southern side will include some of the Desert of Zin along the border of Edom. Your southern boundary will start in the east from the southern end of the Dead Sea,

Then your south quarter shall be from the wilderness of Zin along by the coast of Edom, and your south border shall be the outmost coast of the salt sea eastward :