Revelation 18:2

and he shouted aloud with a strong voice, "Fallen, fallen is Babylon the great, now she is a haunt of demons, the den of all foul spirits, a cage for every foul and loathsome bird:

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Summary

And flocks shall lie down in the midst of her, all the beasts of the nations: both the cormorant and the bittern shall lodge in the upper lintels of it; their voice shall sing in the windows; desolation shall be in the thresholds: for he shall uncover the cedar work.

Bible References

Flocks

Revelation 18:2
and he shouted aloud with a strong voice, "Fallen, fallen is Babylon the great, now she is a haunt of demons, the den of all foul spirits, a cage for every foul and loathsome bird: