Joshua 16:8

And from Tappuah this border turns towards the westward sea at the river Kanah and comes out at the sea. This is the inheritance of the tribe of the sons of Ephraim by their families.

Joshua 17:8-9

Now Manasseh had the land of Tappuah; but the Tappuah next to the border of Manasseh belongs to the sons of Ephraim;

Numbers 34:6

And as for the western border, ye shall even have the great sea for a border; this shall be your west border.

Joshua 12:17

the king of Tappuah, another; the king of Hepher, another;

Joshua 16:3-6

and turns to descend to the westward sea to the border of Japhleti until the border of Bethhoron the lower, and to Gezer, and comes out at the sea.

Joshua 19:28

and includes Abran, Rehob, Hammon, and Kanah, even unto great Zidon;

Treasury of Scripture Knowledge

Summary

The border went out from Tappuah westward unto 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.

Bible References

Tappuah

Joshua 12:17
the king of Tappuah, another; the king of Hepher, another;
Joshua 17:8
Now Manasseh had the land of Tappuah; but the Tappuah next to the border of Manasseh belongs to the sons of Ephraim;

River kanah

Joshua 17:9
And this border descends to the river Kanah towards the Negev of the river. These cities of Ephraim are among the cities of Manasseh; and the border of Manasseh is from the north side of the same river, and it comes out at the sea.
Joshua 19:28
and includes Abran, Rehob, Hammon, and Kanah, even unto great Zidon;

The sea

Joshua 16:3
and turns to descend to the westward sea to the border of Japhleti until the border of Bethhoron the lower, and to Gezer, and comes out at the sea.
Numbers 34:6
And as for the western border, ye shall even have the great sea for a border; this shall be your west border.