'Signs' in the Bible

But if they will not believe even these two signs or heed what you say, then you shall take some water from the Nile and pour it on the dry ground; and the water which you take from the Nile will become blood on the dry ground.”

You shall take in your hand this staff, with which you shall perform the signs.”

Moses told Aaron all the words of the Lord with which He had sent him, and all the signs that He had commanded him to do.

and Aaron spoke all the words which the Lord had spoken to Moses. He then performed the signs in the sight of the people.

But I will harden Pharaoh’s heart that I may multiply My signs and My wonders in the land of Egypt.

Then the Lord said to Moses, “Go to Pharaoh, for I have hardened his heart and the heart of his servants, that I may perform these signs of Mine among them,

and that you may tell in the hearing of your son, and of your grandson, how I made a mockery of the Egyptians and how I performed My signs among them, that you may know that I am the Lord.”