Revelation 8:12-13 - The Fourth Trumpet
12 The fourth angel blew his trumpet, and a third of the sun was struck, and a third of the moon, and a third of the stars, so that a third of their light might be darkened, and a third of the day might be kept from shining, and likewise a third of the night.
13 Then I looked, and I heard an eagle crying with a loud voice as it flew directly overhead, "Woe, woe, woe to those who dwell on the earth, at the blasts of the other trumpets that the three angels are about to blow!"