Revelation 16:4

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

Revelation 8:10-11

And the third angel sounded; and there fell from heaven a great star, that burned as a lamp; and it fell upon the third part of the rivers, and upon the fountains of waters.

Revelation 14:7

and he said with a loud voice: Fear God, and give glory to him, for the hour of his judgment has come; and worship him that made the heaven, and the earth, and the sea, and the fountains of waters.

Revelation 16:5

And I heard the angel of the waters, saying: Just art thou, who art and who wast, the Holy One, because thou hast thus judged.

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 there fell from heaven a great star, that burned as a lamp; and it fell upon the third part of the rivers, and upon the fountains of waters.