Joshua 17:18

And the sons of Joseph said, “The hill country is not enough for us, and all the Canaanites who live in the valley land have chariots of iron, both those who are in Beth-shean and its towns and those who are in the valley of Jezreel.”

Now there was a certain man from Ramathaim-zophim from the hill country of Ephraim, and his name was Elkanah the son of Jeroham, the son of Elihu, the son of Tohu, the son of Zuph, an Ephraimite.

Then the people went out into the field to meet Israel, and the battle took place in the forest of Ephraim.

“And beside the border of Manasseh, from the east side to the west side, Ephraim, one portion.