Matthew 21:32
For John came to you observing all sorts of ritual, and you put no faith in him: the tax-gatherers and the notorious sinners did put faith in him, and you, though you saw this example set you, were not even afterwards sorry so as to believe him.
Matthew 11:18
"For John came neither eating nor drinking, and they say, 'He has a demon.'
Matthew 21:25
John's Baptism, whence was it? --had it a heavenly or a human origin?" So they debated the matter among themselves. "If we say 'a heavenly origin,'" they argued, "he will say, 'Why then did you not believe him?'
Luke 7:29-30
And all the people, including the tax-gatherers, when they listened to him upheld the righteousness of God, by being baptized with John's baptism.
Luke 7:37-50
And there was a woman in the town who was a notorious sinner. Having learnt that Jesus was at table in the Pharisee's house she brought a flask of perfume,
2 Peter 2:21
For it would have been better for them not to have fully known the way of righteousness, than, after knowing it, to turn back from the holy commandments in which they were instructed.
Matthew 3:1-12
About this time John the Baptist made his appearance, preaching in the Desert of Judaea.
Luke 3:8-13
Live lives which shall prove your change of heart; and do not begin to say to yourselves, 'We have Abraham as our forefather,' for I tell you that God can raise up descendants for Abraham from these stones.
John 5:33-40
"You sent to John, and he both was and still is a witness to the truth.
Acts 13:25-29
But John, towards the end of his career, repeatedly asked the people, "'What do you suppose me to be? I am not the Christ. But there is One coming after me whose sandal I am not worthy to unfasten.'
2 Timothy 2:25
He must speak in a gentle tone when correcting the errors of opponents, in the hope that God will at last give them repentance, for them to come to a full knowledge of the truth
Hebrews 3:12
see to it, brethren, that there is never in any one of you--as perhaps there may be--a sinful and unbelieving heart, manifesting itself in revolt from the ever-living God.
Hebrews 6:6-8
it is impossible, I say, to keep bringing them back to a new repentance, for, to their own undoing, they are repeatedly crucifying the Son of God afresh and exposing Him to open shame.
Revelation 2:21
I have given her time to repent, but she is determined not to repent of her fornication.