Revelation 9:15
So the four angels, who had been prepared for the hour, the day, the month, and the year, were released to kill a third of mankind.
Revelation 8:7
The first angel blew his trumpet, and there followed hail and fire, mixed with blood, and these were thrown upon the earth. And a third of the earth was burned up, and a third of the trees were burned up, and all green grass was burned up.
Revelation 9:18
By these three plagues a third of mankind was killed, by the fire and smoke and sulfur coming out of their mouths.
Revelation 8:9
A third of the living creatures in the sea died, and a third of the ships were destroyed.
Revelation 8:11-12
The name of the star is Wormwood. A third of the waters became wormwood, and many people died from the water, because it had been made bitter.
Revelation 9:5
They were allowed to torment them for five months, but not to kill them, and their torment was like the torment of a scorpion when it stings someone.
Revelation 9:10
They have tails and stings like scorpions, and their power to hurt people for five months is in their tails.