Revelation 16:12
And the sixth poured out his bowl upon the great river, the Euphrates; and its water was dried up, that the way of the kings who come from the rising of the sun might he prepared.
Revelation 9:14
saying to the sixth angel, who had the trumpet; "Loose the four angels that are bound in the great river Euphrates."
Revelation 7:2
And I saw another angel ascending from the rising of the sun, having a seal of the living God; and he cried with a great voice to the four angels, to whom it was given to hurt the earth and the sea,
Revelation 11:14
The second woe departed; behold, the third woe comes quickly.
Revelation 17:15
And he says to me, "The waters which you saw, where the harlot sits, are peoples, and multitudes, and nations, and tongues.