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

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.

Treasury of Scripture Knowledge

Summary

And thou shalt say, Thus shall Babylon sink, and shall not rise from the evil that I will bring upon her: and they shall be weary. Thus far are the words of Jeremiah.

Bible References

Thus shall

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"}}.