The Myth of Adapa (also known as Adapa and the Food of Life) is the Mesopotamian story of the Fall of Man in that it explains why human beings are mortal. The god of wisdom, Ea, creates the first man, Adapa, and endows him with great intelligence and wisdom but not with immortality, and when immortality is offered Adapa by the great god Anu, Ea tricks Adapa into refusing the gift.
Though it is not expressed directly in the myth, Ea's reasoning in this seems similar to Yahweh's in the Genesis story from the Bible where, after Adam and Eve are cursed for eating of the Tree of the Knowledge of Good and Evil, Yahweh casts them out before they can also eat of the Tree of Life: