Exodus 4:21
4:21 The Lord said to Moses, “When you go back to Egypt, see that you do before Pharaoh all the wonders I have put under your control. But I will harden his heart and he will not let the people go.
Exodus 33:3
33:3 Go up to a land flowing with milk and honey. But I will not go up among you, for you are a stiff-necked people, and I might destroy you on the way.”