Matthew 17:2

There his appearance was transformed before their eyes; his face shown like the sun, and his clothes became as white as the light.

1 Timothy 6:16

who alone is possessed of immortality and dwells in unapproachable light, whom no man has ever seen or ever can see--to whom be ascribed honour and power for ever. Amen.

Revelation 21:23

The City has no need of 'the sun or the moon to shine upon it, for the Glory of God illuminated it,' and its Lamp was the Lamb.

Revelation 22:5

Night will cease to be. They have no need of the light of a lamp, nor have they the light of the sun; for the 'Lord God will be their light, and they will reign for ever and ever.'

Treasury of Scripture Knowledge

Summary

And his brightness was as the light; he had horns coming out of his hand: and there was the hiding of his power.

Bible References

Brightness

Matthew 17:2
There his appearance was transformed before their eyes; his face shown like the sun, and his clothes became as white as the light.
1 Timothy 6:16
who alone is possessed of immortality and dwells in unapproachable light, whom no man has ever seen or ever can see--to whom be ascribed honour and power for ever. Amen.
Revelation 21:23
The City has no need of 'the sun or the moon to shine upon it, for the Glory of God illuminated it,' and its Lamp was the Lamb.
Revelation 22:5
Night will cease to be. They have no need of the light of a lamp, nor have they the light of the sun; for the 'Lord God will be their light, and they will reign for ever and ever.'