John 1:20
He confessed -- he did not deny but confessed -- "I am not the Christ!"
Matthew 3:11-12
"I baptize you with water, for repentance, but the one coming after me is more powerful than I am -- I am not worthy to carry his sandals. He will baptize you with the Holy Spirit and fire.
Mark 1:7-8
He proclaimed, "One more powerful than I am is coming after me; I am not worthy to bend down and untie the strap of his sandals.
Luke 3:15-17
While the people were filled with anticipation and they all wondered whether perhaps John could be the Christ,
John 3:28-36
You yourselves can testify that I said, 'I am not the Christ,' but rather, 'I have been sent before him.'