Contradiction with Genesis 6:6
This verse suggests God regretted creating man, which contradicts the concept of an unchanging deity.
Genesis 6:6: And it repented the LORD that he had made man on the earth, and it grieved him at his heart.
Contradiction with Numbers 23:19
This verse states that God does not repent, contrasting with scenarios where God's actions seem to change.
Numbers 23:19: God [is] not a man, that he should lie; neither the son of man, that he should repent: hath he said, and shall he not do [it]? or hath he spoken, and shall he not make it good?
Contradiction with Isaiah 14:24
This verse describes God as always fulfilling His plans, which contrasts with opening the possibility of change in His intentions.
Isaiah 14:24: The LORD of hosts hath sworn, saying, Surely as I have thought, so shall it come to pass; and as I have purposed, [so] shall it stand: