Exodus 3:2-22
And the angel of the LORD appeared to him in a flame of fire out of the middle of a bush: and he looked, and, behold, the bush burned with fire, and the bush was not consumed.
Nave's Topical Index—AKJV

Exodus 4:1-17
And Moses answered and said, But, behold, they will not believe me, nor listen to my voice: for they will say, The LORD has not appeared to you.
Nave's Topical Index—AKJV