Revelation 14:8
Then [I saw] a second angel following [him]. He said, "Fallen! Great Babylon has fallen. She has forced all the nations to drink the wine of her passionate sexual immorality [Note: The word "passionate" here could also mean "angry"]."
Revelation 18:2
And he called out with a loud voice, saying, "Fallen! The great Babylon has fallen, and has become a place where demons live, and a haunt for every evil spirit and every filthy and obnoxious bird {{Some ancient manuscripts add "and every filthy and obnoxious animal"}}.
Revelation 18:21-23
Then a mighty angel picked up a rock the size of a huge millstone and threw it into the ocean, saying, "This is how the great city of Babylon will be violently thrown down and will never be found again.