John 1:20
He confessed and did not deny it, he confessed--"I am not the Christ."
Matthew 3:11-12
I, indeed, baptize you with water to teach repentance; but He who is Coming after me is more powerful than I, and I am not fit even to carry his sandals. He will baptize you with the Holy Spirit and with fire.
Mark 1:7-8
And he proclaimed--"There is coming after me one more powerful than I, and I am not fit even to stoop down and unfasten his sandals.
Luke 3:15-17
Then, while the people were in suspense, and were all debating with themselves whether John could be the Christ,
John 3:28-36
You are yourselves witnesses that I said 'I am not the Christ,' but 'I have been sent before him as a Messenger.'