English Standard Version
Thus says the LORD, "By this you shall know that I am the LORD: behold, with the staff that is in my hand I will strike the water that is in the Nile, and it shall turn into blood.New International Version
This is what the LORD says: By this you will know that I am the LORD: With the staff that is in my hand I will strike the water of the Nile, and it will be changed into blood.Catholic Public Domain Version
Therefore, thus says the Lord: In this you will know that I am the Lord. Behold, I will strike, with the staff that is in my hand, the water of the river, and it will be turned into blood