Genesis 2:11-16

The first [river] is named Pishon; it flows around the entire land of Havilah, where there is gold. The gold of that land is good; bdellium (a fragrant, valuable resin) and the onyx stone are found there. The name of the second river is Gihon; it flows around the entire land of Cush [in Mesopotamia]. The third river is named Hiddekel (Tigris); it flows east of Assyria. And the fourth river is the Euphrates. So the LORD God took the man [He had made] and settled him in the Garden of Eden to cultivate and keep it. And the LORD God commanded the man, saying, “You may freely (unconditionally) eat [the fruit] from every tree of the garden