'Fire' in the Bible

And now also the axe is laid unto the root of the trees: every tree therefore which bringeth not forth good fruit is hewn down, and cast into the fire.

John answered, saying unto them all, I indeed baptize you with water; but one mightier than I cometh, the latchet of whose shoes I am not worthy to unloose: he shall baptize you with the Holy Ghost and with fire:

Whose fan is in his hand, and he will throughly purge his floor, and will gather the wheat into his garner; but the chaff he will burn with fire unquenchable.

And when his disciples James and John saw this, they said, Lord, wilt thou that we command fire to come down from heaven, and consume them, even as Elias did?

I am come to send fire on the earth; and what will I, if it be already kindled?

But the same day that Lot went out of Sodom it rained fire and brimstone from heaven, and destroyed them all.

And when they had kindled a fire in the midst of the hall, and were set down together, Peter sat down among them.

But a certain maid beheld him as he sat by the fire, and earnestly looked upon him, and said, This man was also with him.