Part 1: Light Speed

I John 1:5:

This then is the message which we have heard of him, and declare unto you, that God is light, and in him is no darkness at all.

 

Part 2: Literal Light

Exodus 3:14:

And God said unto Moses, I AM THAT I AM: and he said, Thus shalt thou say unto the children of Israel, I AM hath sent me unto you.

Part 3: Words Precede Light

Psalm 119:130:

The entrance of thy words giveth light; it giveth understanding unto the simple.