Revelation 17:1-5

Then there came one of the seven angels that had the seven vials, and talked with me, saying "come hither, I will explain to you the judgment of the great whore, that sitteth upon many waters:

Revelation 18:2-3

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 18:9

the kings of the earth, the accomplices of her licentiousness and luxury, shall bewail her, and lament for her, when they shall see the smoke of her conflagration,

Revelation 18:23

the lamp shall no more be lighted in thee; the bridal-song shall be heard there no more: for thy merchants were the great men of the earth; all nations were seduc'd by thy enchantments.

Treasury of Scripture Knowledge

Summary

Because of the multitude of the whoredoms of the wellfavoured harlot, the mistress of witchcrafts, that selleth nations through her whoredoms, and families through her witchcrafts.

Bible References

The mistress

Revelation 17:1
Then there came one of the seven angels that had the seven vials, and talked with me, saying "come hither, I will explain to you the judgment of the great whore, that sitteth upon many waters:
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.