Revelation 8:8

8:8 Then the second angel blew his trumpet, and something like a great mountain of burning fire was thrown into the sea. A third of the sea became blood,

Revelation 9:18

9:18 A third of humanity was killed by these three plagues, that is, by the fire, the smoke, and the sulfur that came out of their mouths.

Revelation 18:18

18:18 and began to shout when they saw the smoke from the fire that burned her up, “Who is like the great city?”

Revelation 20:15

20:15 If anyone’s name was not found written in the book of life, that person was thrown into the lake of fire.