Exodus 7:15

Overview - Exodus 7
1	Moses and Aaron are encouraged to go again to Pharaoh.
7	Their age.
8	Aaron's rod is turned into a serpent.
11	The sorcerers do the like; but their rods are swallowed up by Aaron's.
13	Pharaoh's heart is hardened.
14	God's message to Pharaoh.
19	The river is turned into blood; and the consequent distress of the Egyptians.

Exodus 7:15  (King James Version)
Get thee unto Pharaoh in the morning; lo, he goeth out unto the water; and thou shalt stand by the river's brink against he come; and the rod which was turned to a serpent shalt thou take in thine hand.