'Fire' in the Bible

And there appeared unto them tongues parting asunder, like as of fire; and it sat upon each one of them.

And I will show wonders in the heaven above, And signs on the earth beneath; Blood, and fire, and vapor of smoke:

And when forty years were fulfilled, an angel appeared to him in the wilderness of Mount Sinai, in a flame of fire in a bush.

And the barbarians showed us no common kindness; for they kindled a fire, and received us all, because of the present rain, and because of the cold.

But when Paul had gathered a bundle of sticks and laid them on the fire, a viper came out by reason of the heat, and fastened on his hand.

Howbeit he shook off the creature into the fire, and took no harm.