Yehoshua 15:3-5

Orthodox Jewish Bible

³ And it went out to the south side to Maaleh Akrabbim, passed along to Tzin, ascended up on the south side unto Kadesh-Barnea, passed along to Chetzron, went up to Adar, and turned toward Karka;

⁴ From there it passed toward Atzmon, and went out unto the Wadi Mitzrayim; and the boundary ended at the Yam [Mediterranean Sea]; this shall be your south border.

⁵ And the east boundary is the Yam HaMelach, even unto the mouth of the Yarden. And their boundary in the north quarter was from the bay of the Yam [Dead Sea] at the mouth of the Yarden;