King James Version
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.English Standard Version
If they will not believe even these two signs or listen to your voice, you shall take some water from the Nile and pour it on the dry ground, and the water that you shall take from the Nile will become blood on the dry ground."Catholic Public Domain Version
But if they will not believe even these two signs, and they will not listen to your voice: take from the water of the river, and pour it upon the dry land, and whatever you will have drawn from the river will be turned into blood.