Exodus 7:24 KJV
And all the Egyptians digged round about the river for water to drink; for they could not drink of the water of the river.
Exodus 7:24, King James Version
In context
23 And Pharaoh turned and went into his house, neither did he set his heart to this also.
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.
25 And seven days were fulfilled, after that the Lord had smitten the river.