'Know that I Am the Lord' in the Bible

and I will take you to me for a people, and I will be to you a God; and you shall know that I am the LORD your God, who brings you out from under the burdens of the Egyptians.

The Egyptians shall know that I am the LORD, when I stretch forth my hand on Egypt, and bring out the children of Israel from among them."

Thus says the LORD, "In this you shall know that I am the LORD. Behold, I will strike with the rod that is in my hand on the waters which are in the river, and they shall be turned to blood.

I will set apart in that day the land of Goshen, in which my people dwell, that no swarms of flies shall be there; to the end you may know that I am the LORD in the midst of the earth.

and that you may tell in the hearing of your son, and of your son's son, what things I have done to Egypt, and my signs which I have done among them; that you may know that I am the LORD."

I will harden Pharaoh's heart, and he will follow after them; and I will get honor over Pharaoh, and over all his armies; and the Egyptians shall know that I am the LORD." They did so.

The Egyptians shall know that I am the LORD, when I have gotten myself honor over Pharaoh, over his chariots, and over his horsemen."

"I have heard the murmurings of the children of Israel. Speak to them, saying, 'At evening you shall eat meat, and in the morning you shall be filled with bread: and you shall know that I am the LORD your God.'"

They shall know that I am the LORD their God, who brought them forth out of the land of Egypt, that I might dwell among them: I am the LORD their God.

"Speak also to the children of Israel, saying, 'Most certainly you shall keep my Sabbaths: for it is a sign between me and you throughout your generations; that you may know that I am the LORD who sanctifies you.