Revelation 19:17
And I saw a single angel standing in the sun; and he cried with a loud voice, saying to all the birds of prey, which were flying in the midst of heaven, Come, and assemble yourselves to the great supper of God:
Revelation 19:21
And the rest were slain with the sword that came out of the mouth of him who sat on the horse: and all the birds were satiated with their flesh.
Revelation 8:13
And I beheld, and heard one of the angels flying in the midst of heaven, saying with a loud voice, Woe, woe, woe, to those who dwell upon the earth, for the remaining sounds of the trumpets of the three angels, which are yet to sound!
Revelation 14:6
And I saw another angel flying through the midst of heaven, having everlasting good news to proclaim to the inhabitants of the earth, even to every nation, and tribe, and tongue, and people;