Fallen, fallen is Babylon the great (επεσεν, επεσεν Βαβυλων η μεγαλη). The very words of : "Did fall, did fall Babylon the great." Prophetic aorists of πιπτω repeated like a solemn dirge of the damned.

Is become (εγενετο). Prophetic aorist middle.

A habitation of devils (κατοικητηριον). Late word (from κατοικεω, to dwell), in N.T. only here and Ephesians 2,22Jesaja 12,21Jeremia 50,39Zephanja 2,14

A hold of every unclean spirit (φυλακη παντος πνευματος ακαθαρτου). Φυλακη is garrison or watch-tower as in Habakkuk 2,1Offenbarung 20,7

A hold of every unclean and hateful bird (φυλακη παντος ορνεου ακαθαρτου κα μεμισημενου). Ορνεου is old word for bird, in N.T. only Revelation 18,2Offenbarung 19,17Offenbarung 19,21