Revelation 19:17

Then I saw an angel standing in the sun, and with a loud voice he cried to all the birds that fly in midheaven, "Come, gather for the great supper of God,

Revelation 19:21

And the rest were killed with the sword that came from the mouth of him who sat on the horse, and all the birds were gorged with their flesh.

Revelation 8:13

Then I looked, and I heard an eagle flying in midheaven, saying with a loud voice, "Woe, woe, woe to those who dwell on the earth, because of the blasts of the other trumpets of the three angels who are about to sound!"

Revelation 14:6

Then I saw another angel flying in midheaven, having an eternal gospel to proclaim to those who live on the earth, and to every nation and tribe and tongue and people;

Treasury of Scripture Knowledge

Summary

And I saw an angel standing in the sun; and he cried with a loud voice, saying to all the fowls that fly in the midst of heaven, Come and gather yourselves together unto the supper of the great God;

Bible References

An angel

Revelation 8:13
Then I looked, and I heard an eagle flying in midheaven, saying with a loud voice, "Woe, woe, woe to those who dwell on the earth, because of the blasts of the other trumpets of the three angels who are about to sound!"
Revelation 14:6
Then I saw another angel flying in midheaven, having an eternal gospel to proclaim to those who live on the earth, and to every nation and tribe and tongue and people;

Saying

Revelation 19:21
And the rest were killed with the sword that came from the mouth of him who sat on the horse, and all the birds were gorged with their flesh.