Revelation 9:15

And the four angels were loosed, who were prepared for an hour, and a day, and a month, and a year, to slay the third part of men.

Revelation 8:7

And the first angel sounded; and there were hail and fire mingled with blood, and they were thrown into the earth: and the third part of the earth was burned up, and the third part of the trees was burned up, and all the green grass was burned up.

Revelation 9:18

By these three plagues was the third part of men killed, by the fire, and the smoke, and the brimstone that issued out of their mouths.

Revelation 8:9

And the third part of the creatures that were in the sea, that had life, died: and the third part of the ships was destroyed.

Revelation 8:11-12

And the name of the star is called Wormwood; and the third part of the waters became wormwood: and many men died of the waters, because they were made bitter.

Revelation 9:5

And they were permitted, not to kill them, but to torment them five months; and the torment inflicted by them was like the torment inflicted by a scorpion, when he stings a man.

Revelation 9:10

And they had tails like scorpions, and there were stings in their tails; and they had power to hurt men five months.

Treasury of Scripture Knowledge

Summary

And the four angels were loosed, which were prepared for an hour, and a day, and a month, and a year, for to slay the third part of men.

An hour

Bible References

An hour

Revelation 9:5
And they were permitted, not to kill them, but to torment them five months; and the torment inflicted by them was like the torment inflicted by a scorpion, when he stings a man.

For to

Revelation 9:18
By these three plagues was the third part of men killed, by the fire, and the smoke, and the brimstone that issued out of their mouths.
Revelation 8:7
And the first angel sounded; and there were hail and fire mingled with blood, and they were thrown into the earth: and the third part of the earth was burned up, and the third part of the trees was burned up, and all the green grass was burned up.