By these things he showed himself to be no man that needed such provisions, but a true angel of God, or the Son of God; and by this instance of his omnipotency, gave the assurance that he both could and would consume the Midianites.
Related Commentaries of Judges 6:21
Judges 6:21
21 Then the angel of the LORD put forth the end of the staff that was in his hand, and touched the flesh and the unleavened cakes; and there rose up fire out of the rock, and consumed the flesh and the unleavened cakes. Then the angel of the LORD departed out of his sight.