Charles Spurgeon Commentary Revelation 14:7-8

"and he saith with a great voice, Fear God, and give him glory; for the hour of his judgment is come: and worship him that made the heaven and the earth and sea and fountains of waters. And another, a second angel, followed, saying, Fallen, fallen is Babylon the great, that hath made all the nations to drink of the wine of the wrath of her fornication." — Revelation 14:7-8 (ASV)

For the hour of his judgment is come: and worship him that made heaven, and earth, and the sea, and the fountains of waters.

And there followed another angel, saying, Babylon is fallen, is fallen,

This will not happen until the gospel is fully preached.

Superstition does not come down unless true religion is set up. One angel proclaims the everlasting gospel; the next declares that the great system of error is fallen: Babylon is fallen.