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 11:14

The second woe has passed; behold, the third woe is coming soon.

Revelation 9:12

The first woe is past; behold, two woes are still to come.

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;

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,

Hebrews 1:14

Are they not all ministering spirits, sent forth to serve for the sake of those who will inherit salvation?

Revelation 9:1

And the fifth angel sounded his trumpet, and I saw a star which had fallen from heaven to earth; and he was given the key of the shaft of the bottomless pit.

Revelation 14:3

And they sang a new song before the throne and before the four living creatures and before the elders. No one could learn the song except the hundred and forty-four thousand who had been redeemed from the earth.

Treasury of Scripture Knowledge

Summary

And I beheld, and heard an angel flying through the midst of heaven, saying with a loud voice, Woe, woe, woe, to the inhabiters of the earth by reason of the other voices of the trumpet of the three angels, which are yet to sound!

General references

Bible References

Flying

Revelation 14:3
And they sang a new song before the throne and before the four living creatures and before the elders. No one could learn the song except the hundred and forty-four thousand who had been redeemed from the earth.
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,
Hebrews 1:14
Are they not all ministering spirits, sent forth to serve for the sake of those who will inherit salvation?

General references

Revelation 11:14
The second woe has passed; behold, the third woe is coming soon.