rsv Exodus:4:8-9
rsv@Exodus:4:8 @ "If they will not believe you," God said, "or heed the first sign, they may believe the latter sign.
rsv@Exodus:4:9 @ If they will not believe even these two signs or heed your voice, you shall take some water from the Nile and pour it upon the dry ground; and the water which you shall take from the Nile will become blood upon the dry ground."