Acts 7:30 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.
Exodus 3:2 And the angel of the LORD appeared unto him in a flame of fire out of the midst of a bush: and he looked, and, behold, the bush burned with fire, and the bush [was] not consumed.
Exodus 3:3 And Moses said, I will now turn aside, and see this great sight, why the bush is not burnt.
Exodus 3:4 And when the LORD saw that he turned aside to see, God called unto him out of the midst of the bush, and said, Moses, Moses. And he said, Here [am] I.
Exodus 3:5 And he said, Draw not nigh hither: put off thy shoes from off thy feet, for the place whereon thou standest [is] holy ground.