Revelation 14:8

And another angel followed, saying, Babylon the great city is fallen, is fallen; because she made all nations drink of the wine of her furious fornication.

Revelation 18:2

And he cried with vehemence, and with a loud voice, saying, Babylon the great is fallen, is fallen, and is become the habitation of demons, a den of impure spirits, and a cage for every unclean and hateful bird.

Revelation 18:8-11

Therefore in one day shall her plagues come, even death and mourning and famine; and she shall be burnt with fire: for strong is the Lord God who judgeth her.

Revelation 18:17-19

for in one hour is so great wealth laid waste. And every pilot, and all on board the ships, and the mariners, and all that traffic by sea, stood afar off,

Treasury of Scripture Knowledge

Summary

Babylon is suddenly fallen and destroyed: howl for her; take balm for her pain, if so be she may be healed.

Bible References

Suddenly

Revelation 14:8
And another angel followed, saying, Babylon the great city is fallen, is fallen; because she made all nations drink of the wine of her furious fornication.
Revelation 18:2
And he cried with vehemence, and with a loud voice, saying, Babylon the great is fallen, is fallen, and is become the habitation of demons, a den of impure spirits, and a cage for every unclean and hateful bird.