'River' in the Bible

Your territory will be from the wilderness and Lebanon to the great Euphrates River—all the land of the Hittites—and west to the Mediterranean Sea.

Sihon king of the Amorites lived in Heshbon. He ruled over the territory from Aroer on the rim of the Arnon Valley, along the middle of the valley, and half of Gilead up to the Jabbok River (the border of the Ammonites),

Joshua said to all the people, “This is what the Lord, the God of Israel, says: ‘Long ago your ancestors, including Terah, the father of Abraham and Nahor, lived beyond the Euphrates River and worshiped other gods.

But I took your father Abraham from the region beyond the Euphrates River, led him throughout the land of Canaan, and multiplied his descendants. I gave him Isaac,

“Therefore, fear the Lord and worship Him in sincerity and truth. Get rid of the gods your fathers worshiped beyond the Euphrates River and in Egypt, and worship Yahweh.

But if it doesn’t please you to worship Yahweh, choose for yourselves today the one you will worship: the gods your fathers worshiped beyond the Euphrates River or the gods of the Amorites in whose land you are living. As for me and my family, we will worship Yahweh.”