Numbers 34:2

The border of the Canaanite extended from Sidon as you go toward Gerar, as far as Gaza; as you go toward Sodom and Gomorrah and Admah and Zeboiim, as far as Lasha.

On that day Yahweh cut a covenant with Abram, saying, “To your seed I have given this land, From the river of Egypt as far as the great river, the river Euphrates:

Thus says Lord Yahweh, “This shall be the boundary by which you shall apportion the land for an inheritance among the twelve tribes of Israel; Joseph shall have two portions.