Exodus 14:4
14:4 I will harden Pharaoh’s heart, and he will chase after them. I will gain honor because of Pharaoh and because of all his army, and the Egyptians will know that I am the Lord.” So this is what they did.
Exodus 14:8
14:8 But the Lord hardened the heart of Pharaoh king of Egypt, and he chased after the Israelites. Now the Israelites were going out defiantly.