Joshua 15:4
and passed on to Azmon, and went out by the torrent of Egypt; and the border ended at the sea. That shall be your border southward.
Numbers 34:5
And the border shall turn from Azmon unto the torrent of Egypt, and shall end at the sea.
Joshua 13:3
from the Shihor, which floweth before Egypt, as far as the borders of Ekron northward, and which is counted to the Canaanite; five lordships of the Philistines: of Gazah, and of Ashdod, of Eshkalon, of Gath, and of Ekron; also the Avvites;
Genesis 15:18
On the same day Jehovah made a covenant with Abram, saying, Unto thy seed I give this land, from the river of Egypt to the great river, the river Euphrates;
Exodus 23:31
And I will set thy bounds from the Red Sea even unto the sea of the Philistines, and from the wilderness unto the river; for I will give the inhabitants of the land into your hand, that thou mayest dispossess them from before thee.