The three sentences in the story that indicates the passage is an ex nihilo type of creation story are:
There was as yet no man, nor any animal, nor bird, nor fish, nor crawfish, nor any pit, nor ravine, nor green herb, nor any tree; nothing was but the firmament.
Lo, now how the heavens exist, how exists also the Heart of Heaven; such is the name of God; it is thus that he is called.
And the creation was verily after this wise: Earth, they said, and on the instant it was formed; like a cloud or a fog was its beginning.
<h3>What is ex nihilo?</h3>
The meaning of ex nihilo is made out or form out of nothing. Ex nihilo is a bible term that means the God created everything from nothing.
Thus, the three sentences are:
There was as yet no man, nor any animal, nor bird, nor fish, nor crawfish, nor any pit, nor ravine, nor green herb, nor any tree; nothing was but the firmament.
Lo, now how the heavens exist, how exists also the Heart of Heaven; such is the name of God; it is thus that he is called.
And the creation was verily after this wise: Earth, they said, and on the instant it was formed; like a cloud or a fog was its beginning.
