Matthew 9:14
Then the disciples of John came up to him and said, "Why is it that we and the Pharisees are keeping the fast, while your disciples are not keeping it?"
Matthew 11:2
Now when John heard in prison of what the Christ was doing, he sent by his disciples
John 3:25
So a discussion arose between John's disciples and a man from Judea, about purification.
John 4:1
So when the Lord learned that the Pharisees had been told that he was gaining and baptizing more disciples than John??2 though it was not Jesus himself who baptized them, but his disciples??3 he left Judea and went back again to Galilee.
Matthew 6:16
"When you fast, do not put on a gloomy look, like the hypocrites, for they neglect their personal appearance to let people see that they are fasting. I tell you, that is all the reward they will get.
Matthew 11:18-19
For when John came, he neither ate nor drank, and people said, 'He has a demon!'
Mark 2:18-22
Now John's disciples and the Pharisees were keeping a fast. And people came and asked him, "Why is it that when John's disciples and the disciples of the Pharisees are keeping the fast, yours are not keeping it?"
Luke 5:33-39
They said to him, "John's disciples observe frequent fasts and offer prayers, and so do the disciples of the Pharisees, but your disciples eat and drink."
Luke 18:9-12
To some who were confident of their own uprightness, and thought nothing of others, he used this illustration: