John 1:8
He was not the Light; but he came, that he might testify concerning the Light.
John 1:20
And he confessed, and denied not; and he confessed, "I am not the Christ."
John 3:28
Ye yourselves bear me testimony, that I said, 'I am not the Christ, but that I have been sent before Him.'
Acts 19:4
And Paul said, "John immersed with an immersion of repentance, saying to the people that they should believe on Him coming after him; that is, on Jesus."
Treasury of Scripture Knowledge
Summary
He was not that Light, but was sent to bear witness of that Light.
General references
Bible References
That light
John 1:20
And he confessed, and denied not; and he confessed, "I am not the Christ."
John 3:28
Ye yourselves bear me testimony, that I said, 'I am not the Christ, but that I have been sent before Him.'
Acts 19:4
And Paul said, "John immersed with an immersion of repentance, saying to the people that they should believe on Him coming after him; that is, on Jesus."
General references
Mark 11:30
The immersion of John, was it from Heaven, or from men? Answer Me."
Acts 13:24
John having first preached, before His coming, the immersion of repentance to all the people of Israel.