'Brilliance' in the Bible

As He was praying, the appearance of His face became different [actually transformed], and His clothing became white and flashing with the brilliance of lightning.

There is a glory and beauty of the sun, another glory of the moon, and yet another [distinctive] glory of the stars; and one star differs from another in glory and brilliance.

Now if the ministry of death, engraved in letters on stones [the covenant of the Law which led to death because of sin], came with such glory and splendor that the Israelites were not able to look steadily at the face of Moses because of its glory, [a brilliance] that was fading,