Exodus 7:18 in the King James Version
And the fish that is in the river shall die, and the river shall stink; and the Egyptians shall lothe to drink of the water of the river.
Context
17 The LORD says, “In this you shall know that I am the LORD. Behold: I will strike with the rod that is in my hand on the waters which are in the river, and they shall be turned to blood.
18 The fish that are in the river will die and the river will become foul. The Egyptians will loathe to drink water from the river.”’”
19 The LORD said to Moses, “Tell Aaron, ‘Take your rod, and stretch out your hand over the waters of Egypt, over their rivers, over their streams, and over their pools, and over all their ponds of water, that they may become blood. There will be blood throughout all the land of Egypt, both in vessels of wood and in vessels of stone.’”