Exodus 7:24
“And all the Egyptians digged round about the river for water to drink; for they could not drink of the water of the river.”
And the magicians of Egypt did so with their enchantments: and Pharaoh’s heart was hardened, neither did he hearken unto them; as the Lord had said.
And Pharaoh turned and went into his house, neither did he set his heart to this also.
And all the Egyptians digged round about the river for water to drink; for they could not drink of the water of the river.
And seven days were fulfilled, after that the Lord had smitten the river.
Counter-Arguments
The strongest case that this verse does not belong in this theme.

Related Verses
“And the fish that was in the river died; and the river stank, and the Egyptians could not drink of the water of the river; and there was blood throughout all the land of Egypt.”
“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.”
“And seven days were fulfilled, after that the Lord had smitten the river.”
“And Moses and Aaron did so, as the Lord commanded; and he lifted up the rod, and smote the waters that were in the river, in the sight of Pharaoh, and in the sight of his servants; and all the waters that were in the river were turned to blood.”
“Now the priest of Midian had seven daughters: and they came and drew water, and filled the troughs to water their father’s flock.”