Those passages using Yahweh are referred to the Yahwist source (J). According to this theory, the Yahwist knew nothing of the revelation of a new name at Sinai and thus used Yahweh throughout his narrative.
Then God said to Noah, "I have decided to put an end to all flesh, for the earth is filled with lawlessness because of them, so I am about to destroy both them and the earth."
The account of the flood begins with this passage, and the story itself is considered to be an interweaving of the J and P versions, both of which derive from Mesopotamian originals. Laymon notes that the fullest Babylonian version is preserved on the eleventh tablet of the Gilgamesh epic, where the context is man's vain search for immortality (The Epic of Gilgamesh is a cycle of poems preserved on 12 incomplete Akkadian-language tablets found at Nineveh in the library of the Assyrian king Ashurbanipal, with the tablets being found in the nineteenth century. The tablets date from the seventh century B.C. The time of the tale is one in which human beings felt close to the gods and felt that the gods intervened in their lives. Gilgamesh is a ruler who is seen as too devoted to war, and the gods hear the lament of the people and send their own created hero, Enkidu, to do battle with Gilgamesh. Gilgamesh defeats Enkidu, after which they are friends. They set out together against Humbaba to d