Joshua 17:15-16

15So Joshua said to them, “If you have so many people, go you up to the forest and clear a place for yourself there in the land of the Perizzites and the Rephaim, since the hill country of Ephraim is too narrow for you.”

16“The hill country will not be enough for us,” the children of Joseph replied. “But all the Canaanites who inhabit the valley land have iron chariots—both those who are in Beth-shean and its villages and those who are in the Jezreel Valley.”