Joshua 17:9

17:9 The border then descended southward to the Valley of Kanah. Ephraim was assigned cities there among the cities of Manasseh, but the border of Manasseh was north of the valley and ended at the sea.

Joshua 18:19

18:19 It then crossed to the slope of Beth Hoglah to the north and ended at the northern tip of the Salt Sea at the mouth of the Jordan River. This was the southern border.