Exodus 4:9
And it shall come to pass, if they will not believe also these two signs, neither hearken to thy voice, that thou shalt take of the water of the river, and pour it upon the dry land: and the water which thou takest out of the river shall become blood upon the dry land.
Exodus 1:22
And Pharaoh charged all his people, saying, Every son that is born ye shall cast into the river, and every daughter ye shall save alive.
Exodus 7:19-25
And the LORD spoke to Moses, Say to Aaron, Take thy rod, and stretch out thy hand upon the waters of Egypt, upon their streams, upon their rivers, and upon their ponds, and upon all their pools of water, that they may become blood: and that there may be blood throughout all the land of Egypt, both in vessels of wood, and in vessels of stone.
Matthew 7:2
For with what judgment ye judge, ye shall be judged: and the measure which ye give, shall be measured to you again.