Hebrews 12:29
For our God is a consuming fire.
2 Thessalonians 1:8
in flaming fire, taking vengeance on them that know not God, and that obey not the gospel of our Lord Jesus;
2 Peter 3:10-12
But the day of the Lord will come as a thief; in which the heavens will pass away with a great noise, and the elements will melt with fervent heat, and the earth and the works that are therein will be burned up.
Revelation 11:5
And if any one designs to hurt them, fire goeth out of their mouth, and devoureth their enemies; and if any one designs to hurt them, he must in this manner be killed.
Revelation 20:15
And if any one was not found written in the book of life, he was cast into the lake of fire.