Exodus 4:9

And if they have no faith even in these two signs and will not give ear to your voice, then you are to take the water of the Nile and put it on the dry land: and the water you take out of the river will become blood on the dry land.

Exodus 1:22

And Pharaoh gave orders to all his people, saying, Every son who comes to birth is to be put into the river, but every daughter may go on living.

Exodus 7:19-25

And the Lord said, Say to Aaron, Let the rod in your hand be stretched out over the waters of Egypt, and over the rivers and the streams and the pools, and over every stretch of water, so that they may be turned to blood; and there will be blood through all the land of Egypt, in vessels of wood and in vessels of stone.

Matthew 7:2

For as you have been judging, so you will be judged, and with your measure will it be measured to you.

Treasury of Scripture Knowledge

Summary

And it shall come to pass, if they will not believe also these two signs, neither hearken unto 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.

The water

General references

Bible References

The water

Exodus 7:19
And the Lord said, Say to Aaron, Let the rod in your hand be stretched out over the waters of Egypt, and over the rivers and the streams and the pools, and over every stretch of water, so that they may be turned to blood; and there will be blood through all the land of Egypt, in vessels of wood and in vessels of stone.

Blood

Exodus 1:22
And Pharaoh gave orders to all his people, saying, Every son who comes to birth is to be put into the river, but every daughter may go on living.
Exodus 7:19
And the Lord said, Say to Aaron, Let the rod in your hand be stretched out over the waters of Egypt, and over the rivers and the streams and the pools, and over every stretch of water, so that they may be turned to blood; and there will be blood through all the land of Egypt, in vessels of wood and in vessels of stone.
Matthew 7:2
For as you have been judging, so you will be judged, and with your measure will it be measured to you.

General references

1 Kings 13:3
The same day he gave them a sign, saying, This is the sign which the Lord has given: See, the altar will be broken and the burned waste on it overturned.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain