'Fallen' in the Bible

Remember therefore from where you have fallen, and repent and do {the works you did at first}. But if you do not, I am coming to you, and I will remove your lampstand from its place, unless you repent.

And the fifth angel blew the trumpet, and I saw a star that had fallen from heaven to the earth, and the key of the shaft of the abyss was given to him.

And another second angel followed, saying, "Fallen, fallen [is] Babylon the great, who caused all the nations to drink from the wine of the passion of her sexual immorality."

Five have fallen, one is, the other has not yet come, and whenever he comes it is necessary [for] him to remain a short time.

And he cried out with a powerful voice, saying, "Fallen, fallen [is] Babylon the great, and it has become a dwelling place of demons and a haunt of every unclean spirit and a haunt of every unclean bird and a haunt of every unclean and detested animal.