Joshua 16:8
The border went out from Tappuah westward to the river Kanah; and the goings out thereof were at the sea. This is the inheritance of the tribe of the children of Ephraim by their families.
Nave's Topical Index—AKJV

Joshua 17:8
Now Manasseh had the land of Tappuah: but Tappuah on the border of Manasseh belonged to the children of Ephraim;
Nave's Topical Index—AKJV