2 and all Naphtali, and the land of Ephraim and Manasseh, and all the land of Judah, to the Western Sea,
Deuteronomy 34:2 Cross References - WEB
Exodus 23:31
31 I will set your border from the Red Sea even to the sea of the Philistines, and from the wilderness to the River; for I will deliver the inhabitants of the land into your hand, and you shall drive them out before you.
Numbers 34:6
6 “‘For the western border, you shall have the great sea and its border. This shall be your west border.
Deuteronomy 11:24
24 Every place on which the sole of your foot treads shall be yours: from the wilderness and Lebanon, from the river, the river Euphrates, even to the western sea shall be your border.
Joshua 15:12
12 The west border was to the shore of the great sea. This is the border of the children of Judah according to their families.