Verses with the word fountains in the New Testament (4 verses):

Revelation 7:17
For the Lamb which is in the midst of the throne shall feed them, and shall lead them unto living fountains of waters: and God shall wipe away all tears from their eyes.

Revelation 8:10
And the third angel sounded, and there fell a great star from heaven, burning as it were a lamp, and it fell upon the third part of the rivers, and upon the fountains of waters;

Revelation 14:7
Saying with a loud voice, Fear God, and give glory to him; for the hour of his judgment is come: and worship him that made heaven, and earth, and the sea, and the fountains of waters.

Revelation 16:4
And the third angel poured out his vial upon the rivers and fountains of waters; and they became blood.