Contradiction with Genesis 9:11
Contradicts by mentioning God's covenant to never flood the earth again, suggesting the flood of Genesis 8:11 was the only one.
Genesis 9:11: And I will establish my covenant with you; neither shall all flesh be cut off any more by the waters of a flood; neither shall there any more be a flood to destroy the earth.
Contradiction with Isaiah 54:9
Assures that God's wrath won't be like the flood again, implying a unique event differing from the renewal in Genesis 8:11.
Isaiah 54:9: For this [is as] the waters of Noah unto me: for [as] I have sworn that the waters of Noah should no more go over the earth; so have I sworn that I would not be wroth with thee, nor rebuke thee.
Contradiction with 2 Peter 3:6
Mentions perishing by flood, emphasizing a historical event while Genesis 8:11 focuses on renewal.
2 Peter 3:6: Whereby the world that then was, being overflowed with water, perished: