Revelation 17:1-5

And there came one of the seven angels who had the seven bowls, and spake with me, saying, "Come hither! I will show you the judgment of the great harlot, that sits on many waters;

Revelation 18:2-3

And he cried with a mighty voice, saying, "Babylon the great fell, fell, and became a habitation of demons, and a hold of every unclean spirit, and a hold of every unclean and hateful bird;

Revelation 18:9

"And the kings of the earth who committed fornication and lived luxuriously with her, shall weep and wail over her, when they behold the smoke of her burning;

Revelation 18:23

and the light of a lamp shall in nowise shine in you any more: and the voice of bridegroom and of bride shall be heard in you no more; because your merchants were the princes of the earth; because by your sorcery were all the nations deceived.

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
And there came one of the seven angels who had the seven bowls, and spake with me, saying, "Come hither! I will show you the judgment of the great harlot, that sits on many waters;
Revelation 18:2
And he cried with a mighty voice, saying, "Babylon the great fell, fell, and became a habitation of demons, and a hold of every unclean spirit, and a hold of every unclean and hateful bird;