Revelation 7:2

And I saw another angel ascending from the rising sun, having the seal of the living God: and he cried with a great voice to the four angels to whom power was given to injure the earth, and the sea;

Revelation 1:3

Happy is he that reads, and they that hear the words of this prophecy, and keep the things that are written in it; for the time is at hand.

Revelation 5:2

And I saw a mighty messenger proclaiming with a great voice, Who is worthy to open the scroll, and to loose its seals?

Revelation 7:3-8

saying, Injure not the earth, nor the sea, nor the trees, till we have sealed the servants of our God, in their foreheads.

Revelation 8:3

And another angel came, and stood before the altar, having a golden censer; and there was given to him much incense, that he might present it with the prayers of all the saints, upon the golden altar which was before the throne.

Revelation 8:7-12

And the first sounded; and there hail and fire, mingled with blood, and it was cast down upon the earth; and a third part of the trees was burnt up, and all the herbage was burnt up.

Revelation 9:4

And it was said to them that they should not injure the grass of the earth, nor any green thing, nor any tree; but the men who had not the seal of God in their foreheads.

Revelation 10:1

And I saw another mighty angel descending from heaven, clothed with a cloud; and a rainbow was about his head, and his face was as the sun, and his feet like pillars of fire.

Revelation 10:4

And when the seven thunders had spoken, I was about to write: and I heard a voice from heaven, saying, Seal up what the seven thunders have spoken, and write it not.

Treasury of Scripture Knowledge

Summary

And I saw another angel ascending from the east, having the seal of the living God: and he cried with a loud voice to the four angels, to whom it was given to hurt the earth and the sea,

Bible References

And i

Revelation 8:3
And another angel came, and stood before the altar, having a golden censer; and there was given to him much incense, that he might present it with the prayers of all the saints, upon the golden altar which was before the throne.
Revelation 10:1
And I saw another mighty angel descending from heaven, clothed with a cloud; and a rainbow was about his head, and his face was as the sun, and his feet like pillars of fire.

Having

Revelation 7:3
saying, Injure not the earth, nor the sea, nor the trees, till we have sealed the servants of our God, in their foreheads.
Revelation 5:2
And I saw a mighty messenger proclaiming with a great voice, Who is worthy to open the scroll, and to loose its seals?
Revelation 10:4
And when the seven thunders had spoken, I was about to write: and I heard a voice from heaven, saying, Seal up what the seven thunders have spoken, and write it not.

To whom

Revelation 1:3
Happy is he that reads, and they that hear the words of this prophecy, and keep the things that are written in it; for the time is at hand.
Revelation 8:7
And the first sounded; and there hail and fire, mingled with blood, and it was cast down upon the earth; and a third part of the trees was burnt up, and all the herbage was burnt up.