Exodus 7:5

And the Egyptians shall know that I am the Lord, when I have gotten me honour upon Pharaoh, upon his chariots, and upon his horsemen.

Thus saith the Lord, In this thou shalt know that I am the Lord: behold, I will smite with the rod that is in mine hand upon the waters which are in the river, and they shall be turned to blood.

And I will sever in that day the land of Goshen, in which my people dwell, that no swarms of flies shall be there; to the end thou mayest know that I am the Lord in the midst of the earth.

And I will harden Pharaoh’s heart, that he shall follow after them; and I will be honoured upon Pharaoh, and upon all his host; that the Egyptians may know that I am the Lord. And they did so.

And I will stretch out my hand, and smite Egypt with all my wonders which I will do in the midst thereof: and after that he will let you go.

And he said, To morrow. And he said, Be it according to thy word: that thou mayest know that there is none like unto the Lord our God.

So the house of Israel shall know that I am the Lord their God from that day and forward.

So will I make my holy name known in the midst of my people Israel; and I will not let them pollute my holy name any more: and the heathen shall know that I am the Lord, the Holy One in Israel.

Then the magicians said unto Pharaoh, This is the finger of God: and Pharaoh’s heart was hardened, and he hearkened not unto them; as the Lord had said.

And I will execute great vengeance upon them with furious rebukes; and they shall know that I am the Lord, when I shall lay my vengeance upon them.

And say, Thus saith the Lord God; Behold, I am against thee, O Zidon; and I will be glorified in the midst of thee: and they shall know that I am the Lord, when I shall have executed judgments in her, and shall be sanctified in her.

And I will sanctify my great name, which was profaned among the heathen, which ye have profaned in the midst of them; and the heathen shall know that I am the Lord, saith the Lord God, when I shall be sanctified in you before their eyes.

The Lord is known by the judgment which he executeth: the wicked is snared in the work of his own hands. Higgaion. Selah.