Luke 9:29 in the World English Bible
As he was praying, the appearance of his face was altered, and his clothing became white and dazzling.
Context
28 And it came to pass about an eight days after these sayings, he took Peter and John and James, and went up into a mountain to pray.
29 And as he prayed, the fashion of his countenance was altered, and his raiment was white and glistering.
30 And, behold, there talked with him two men, which were Moses and Elias: