Joshua 15:2-3

2And their south border was from the uttermost part of the Salt Sea, from the bay that looketh southward;

3and it went out southward of the ascent of Akrabbim, and passed along to Zin, and went up by the south of Kadesh-barnea, and passed along by Hezron, and went up to Addar, and turned about to Karka;