'Light' in the Bible

He is revealing deep and hidden things; He hath known what is in darkness, and light with Him hath dwelt.

there is a man in thy kingdom in whom is the spirit of the holy gods: and, in the days of thy father, light, and understanding, and wisdom -- as the wisdom of the gods -- was found in him; and king Nebuchadnezzar thy father, chief of the scribes, enchanters, Chaldeans, soothsayers, established him -- thy father, O king --

And I have heard of thee, that the spirit of the gods is in thee, and light, and understanding, and excellent wisdom have been found in thee.

Then doth the king rise in the early morning, at the light, and in haste to the den of lions he hath gone;