Matthew 17:2-6

And was transfigured before them: and his face did shine as the sun, and his raiment was white as the light.

And, behold, there appeared unto them Moses and Elias talking with him.

Then answered Peter, and said unto Jesus, Lord, it is good for us to be here: if thou wilt, let us make here three tabernacles; one for thee, and one for Moses, and one for Elias.

While he yet spake, behold, a bright cloud overshadowed them: and behold a voice out of the cloud, which said, This is my beloved Son, in whom I am well pleased; hear ye him.

And when the disciples heard it, they fell on their face, and were sore afraid.