Joshua 16:4 Midrash

וַיִּנְחֲל֥וּ בְנֵי־יוֹסֵ֖ף מְנַשֶּׁ֥ה וְאֶפְרָֽיִם׃

And the children of Joseph, Manasseh and Ephraim, took their inheritance.

Read midrashic interpretation of Joshua 16:4: and classical rabbinic exegesis.