Luke 20:5
They reasoned among themselves, If we say from heaven; he will say why did you not believe him?
John 1:15-18
John spoke about him and declared: He is the one I said would come after me. He is greater than I am because he lived before me.
John 1:30
This is he whom I said would come after me. He is greater than I am because he came before me.
John 1:34
I have seen, and have borne witness that this is the Son of God.
John 3:26
They went to John and said: Rabbi, he who was with you beyond the Jordan, the one about whom you witnessed, he and the men with him baptize.
John 3:36
He who puts active faith in the Son has everlasting life. He who disobeys* the Son will not see life for the wrath of God remains upon him. (*Greek: apeitheo: willfully disobey, not having faith)
John 5:33-35
You sent people to John the Baptist and he has witnessed about the truth.
Acts 13:25
As John accomplished his purpose he asked: Who do you think I am? I am not that one. One comes after me whose shoes I am not worthy to untie.