Joshua 15:2-4
15:2 Their southern border started at the southern tip of the Salt Sea,
15:3 extended south of the Scorpion Ascent, crossed to Zin, went up from the south to Kadesh Barnea, crossed to Hezron, went up to Addar, and turned toward Karka.
15:4 It then crossed to Azmon, extended to the Stream of Egypt, and ended at the sea. This was their southern border.