Contradiction with Genesis 9:11
This verse promises that there will not be another flood to destroy all flesh, whereas Psalms 18:15 implies a turbulent event involving waters.
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
Similar to Genesis 9:11, this verse assures that God will not cover the earth with floodwaters again, contradicting the image of upheaval in Psalms 18:15.
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 Genesis 8:21
It mentions God's promise not to curse the ground again or destroy all living beings as He did with the flood, contrasting with the depiction of chaos in Psalms 18:15.
Genesis 8:21: And the LORD smelled a sweet savour; and the LORD said in his heart, I will not again curse the ground any more for man's sake; for the imagination of man's heart [is] evil from his youth; neither will I again smite any more every thing living, as I have done. [a sweet...: Heb. a savour of rest or, satisfaction] [for the imagination: or, through the imagination]
Contradiction with Exodus 34:7
This verse speaks about God's mercy and forgiveness, contrasting with the destructive imagery in Psalms 18:15.
Exodus 34:7: Keeping mercy for thousands, forgiving iniquity and transgression and sin, and that will by no means clear [the guilty]; visiting the iniquity of the fathers upon the children, and upon the children's children, unto the third and to the fourth [generation].
Contradiction with Psalms 104:9
States boundaries were set for waters so they would not again cover the earth, which contradicts the opening of water passages mentioned in Psalms 18:15.
Psalms 104:9: Thou hast set a bound that they may not pass over; that they turn not again to cover the earth.