Revelation 16:12-17

12The sixth angel poured out his bowl on the great river Euphrates, and its water was dried up to prepare the way for the kings from the East. 13Then I saw three impure spirits that looked like frogs; they came out of the mouth of the dragon, out of the mouth of the beast and out of the mouth of the false prophet.

14They are demonic spirits that perform signs, and they go out to the kings of the whole world, to gather them for the battle on the great day of God Almighty.

15“Look, I come like a thief! Blessed is the one who stays awake and remains clothed, so as not to go naked and be shamefully exposed.”

16Then they gathered the kings together to the place that in Hebrew is called Armageddon. 17The seventh angel poured out his bowl into the air, and out of the temple came a loud voice from the throne, saying, “It is done!”