Psalm 78:44

And turned their rivers to blood,
And their streams, they could not drink.

Psalm 105:29

He turned their waters into blood
And caused their fish to die.

Exodus 7:17-21

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 staff that is in my hand, and it will be turned to blood.

Revelation 16:3-6

The second angel poured out his bowl into the sea, and it became blood like that of a dead man; and every living thing in the sea died.

Treasury of Scripture Knowledge

Summary

And had turned their rivers into blood; and their floods, that they could not drink.

Bible References

General references

Psalm 105:29
He turned their waters into blood
And caused their fish to die.
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 staff that is in my hand, and it will be turned to blood.
Revelation 16:3
The second angel poured out his bowl into the sea, and it became blood like that of a dead man; and every living thing in the sea died.