Acts 2:3; Acts 2:19; Acts 7:30; Acts 28:5

3 And there appeared unto them cloven tongues like as of fire, and it sat upon each of them.
19 And I will shew wonders in heaven above, and signs in the earth beneath; blood, and fire, and vapour of smoke:
30 And when forty years were expired , there appeared to him in the wilderness of mount Sina an angel of the Lord in a flame of fire in a bush.
5 And he shook off the beast into the fire, and felt no harm.