Revelation 14:8

And a second angel followed, saying, "Babylon the great is fallen, is fallen, because she has made all nations drink of the deadly wine of her fornication."

Revelation 18:2

and he cried with a strong voice, Babylon the great is fallen, is fallen, and is become the abode of demons, the dungeon of every foul spirit, and a cage of every impure ill-boding bird.

Revelation 18:21

Then a mighty angel took up a stone like a great milstone, and threw it into the sea, saying, "thus with violence shall that great city Babylon be thrown down, never to be found any more.

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
And a second angel followed, saying, "Babylon the great is fallen, is fallen, because she has made all nations drink of the deadly wine of her fornication."
Revelation 18:2
and he cried with a strong voice, Babylon the great is fallen, is fallen, and is become the abode of demons, the dungeon of every foul spirit, and a cage of every impure ill-boding bird.