Revelation 9:18

Overview - Revelation 9
1	At the sounding of the fifth angel, a star falls from heaven, to whom is given the key to the bottomless pit.
2	He opens the pit, and there come forth locusts like scorpions.
12	The first woe past.
13	The sixth trumpet sounds.
14	Four angels are let loose, that were bound.

Revelation 9:18  (King James Version)
By these three was the third part of men killed, by the fire, and by the smoke, and by the brimstone, which issued out of their mouths.