Read Joshua 17:6 Using Other Translations
Because the daughters of Manasseh had an inheritance among his sons: and the rest of Manasseh's sons had the land of Gilead.
because the daughters of Manasseh received an inheritance along with his sons. The land of Gilead was allotted to the rest of the people of Manasseh.
because the female descendants of Manasseh received a grant of land along with the male descendants. (The land of Gilead was given to the rest of the male descendants of Manasseh.)