Exodus 4:9

Revised Standard Version (RSV-CI)

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.”

Cross References

Exodus 1:22

Then Pharaoh commanded all his people, “Every son that is born to the Hebrews you shall cast into the Nile, but you shall let every daughter live.”

Exodus 4:8

“If they will not believe you,” God said, “or heed the first sign, they may believe the latter sign.

Exodus 7:17

Thus says the Lord, “By this you shall know that I am the Lord: behold, I will strike the water that is in the Nile with the rod that is in my hand, and it shall be turned to blood,

Matthew 7:2

For with the judgment you pronounce you will be judged, and the measure you give will be the measure you get.