Revelation 8:13 And I saw, and I heard an eagle flying in mid-heaven, saying with a loud voice, Woe, woe, woe, to them that dwell upon the earth, for the remaining voices of the trumpet of the three angels who are about to sound. (DBY YLT)
Revelation 14:6 And I saw another angel flying in mid-heaven, having the everlasting glad tidings to announce to those settled on the earth, and to every nation and tribe and tongue and people, (DBY YLT)
Revelation 19:17 And I saw an angel standing in the sun; and he cried with a loud voice, saying to all the birds that fly in mid-heaven, Come, gather yourselves to the great supper of God, (DBY YLT)