Genesis 2:11-14
2:11 The name of the first is Pishon; it runs through the entire land of Havilah, where there is gold.
2:12 (The gold of that land is pure; pearls and lapis lazuli are also there).
2:13 The name of the second river is Gihon; it runs through the entire land of Cush.
2:14 The name of the third river is Tigris; it runs along the east side of Assyria. The fourth river is the Euphrates.