Joshua 17:17
And Joshua spake unto the house of Joseph, even to Ephraim and to Manasseh, saying, Thou art a great people, and hast great power: thou shalt not have one lot only:
Cross-references
Joshua 17:14
Parallel
Joshua 17:14 contains the complaint that Joshua directly answers here—telling them they are numerous and should claim more land.
Genesis 48:16
Prophetic fulfillment
Genesis 48:16 contains Jacob's blessing that Ephraim and Manasseh become a multitude, fulfilled here as Joshua calls them numerous.