The southern border of the tribe of Judah and one of the southern borders of the nation of Israel.
Num 34:4Then your border shall turn from the south of the Akrabbim ascent and pass on to Zin, and its end shall be south of Kadesh-barnea. Then it shall go on to Hazar-addar and pass on to Azmon.Num 34:5And from Azmon the border shall turn to the Brook of Egypt, and its termination shall be at the sea.