Original Verse:
John Chapter 1 Verse 8He himself was not the light: he was sent to give witness about the light.

Reference Verses:
John Chapter 1 Verse 7He came for witness, to give witness about the light, so that all men might have faith through him.
John Chapter 1 Verse 20He said quite openly and straightforwardly, I am not the Christ.
John Chapter 3 Verse 28You yourselves give witness that I said, I am not the Christ. What I said was, I am sent before the Christ.
Acts Chapter 19 Verse 4And Paul said, John gave a baptism which goes with a change of heart, saying to the people that they were to have faith in him who was coming after him, that is, in Jesus.
John Chapter 5 Verse 35He was a burning and shining light, and for a time you were ready to be happy in his light.