Revelation 16:4

The third angel poured out his bowl into the rivers and the springs of water, and they became blood.

Revelation 8:10-11

The third angel sounded his trumpet, and a great star fell from heaven, blazing like a torch, and it fell on a third of the rivers and on the springs of water.

Revelation 14:7

and he said with a loud voice, "Fear God, and give him glory, because the hour of his judgment has come; worship him who made the heaven and the earth and sea and springs of water."

Revelation 16:5

And I heard the angel of the waters say, "Righteous are you, who are and who were, O Holy One, because you judged these things;

Treasury of Scripture Knowledge

Summary

And the third angel poured out his vial upon the rivers and fountains of waters; and they became blood.

Bible References

Upon

Revelation 8:10
The third angel sounded his trumpet, and a great star fell from heaven, blazing like a torch, and it fell on a third of the rivers and on the springs of water.