Hebrews 12:29

For our God is a consuming fire.

Leviticus 6:13

And the fire on the altar shall be kept burning; it shall not go out.

Exodus 3:2

The angel of the Lord appeared to him in a flame of fire out of the midst of a bush.

Luke 12:49

I have come to bring fire on the earth, and how I wish it were already kindled.