Exodus 10:28

10:28 Pharaoh said to him, “Go from me! Watch out for yourself! Do not appear before me again, for when you see my face you will die!”

Exodus 23:21

23:21 Take heed because of him, and obey his voice; do not rebel against him, for he will not pardon your transgressions, for my name is in him.

Exodus 34:12

34:12 Be careful not to make a covenant with the inhabitants of the land where you are going, lest it become a snare among you.