The Bible and Mythology part 4

The emergence of dry land from the waters is a common element in Egyptian cosmology, and there it has a definite referent. That is, the emergence of the primeval hillock in cosmology reflectsnthe yearly relity of the fertile soil emerging in the aftermath of the inundation of the Nile. Thus it is clear that the emergence of dry land is associated with the growing of food.

The Lost World of Genesis 1 by John H Walton