Revelation 16:4

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

Revelation 8:10-11

And the third angel sounded; and a great star, burning like a lamp, fell from the heaven, and it fell upon the third part of the rivers, and upon the fountains of the waters.

Revelation 14:7

saying with a great voice, Fear God, and give glory to him; because the hour of his judgment is come: and worship him who made the heaven, and the earth, and the sea, and the fountains of the waters.

Revelation 16:5

And I heard the angel of the waters saying, Thou art worthy, who is, and who was, the Holy One, because thou hast 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
And the third angel sounded; and a great star, burning like a lamp, fell from the heaven, and it fell upon the third part of the rivers, and upon the fountains of the waters.