Exodus 3:20 "So I will stretch out My hand and strike Egypt with all My miracles which I shall do in the midst of it; and after that he will let you go.

Exodus 7:17 'Thus says the LORD, "By this you shall know that I am the LORD: behold, I will strike the water that is in the Nile with the staff that is in my hand, and it will be turned to blood.

Exodus 8:19 Then the magicians said to Pharaoh, "This is the finger of God." But Pharaoh's heart was hardened, and he did not listen to them, as the LORD had said.

Exodus 8:22 "But on that day I will set apart the land of Goshen, where My people are living, so that no swarms of insects will be there, in order that you may know that I, the LORD, am in the midst of the land.

Exodus 10:7 Pharaoh's servants said to him, "How long will this man be a snare to us? Let the men go, that they may serve the LORD their God. Do you not realize that Egypt is destroyed?"

Exodus 14:4 "Thus I will harden Pharaoh's heart, and he will chase after them; and I will be honored through Pharaoh and all his army, and the Egyptians will know that I am the LORD." And they did so.

Exodus 14:18 "Then the Egyptians will know that I am the LORD, when I am honored through Pharaoh, through his chariots and his horsemen." (NASB ©1995)