Mark 2:18
Now John's disciples and the Pharisees were keeping a fast, and people came and asked Jesus: "Why is it that John's disciples and the disciples of the Pharisees fast, while yours do not?"
Matthew 6:16
And, when you fast, do not put on gloomy looks, as hypocrites do who disfigure their faces that they may be seen by men to be fasting. That, I tell you, is their reward!
Matthew 6:18
That he may not be seen by men to be fasting, but by his Father who dwells in secret; and his Father, who sees what is secret, will recompense him.
Matthew 9:14-17
Then John's disciples came to Jesus, and asked: "Why do we and the Pharisees fast while your disciples do not?"
Luke 18:12
I fast twice a week, and give a tenth of everything I get to God.'
Matthew 23:5
All their actions are done to attract attention. They widen their phylacteries, and increase the size of their tassels,
Luke 5:33-39
"John's disciples," they said to Jesus, "Often fast and say prayers, and so do the disciples of the Pharisees, while yours are eating and drinking!"
Romans 10:3
For, in their ignorance of the Divine Righteousness, and in their eagerness to set up a righteousness of their own, they refused to accept with submission the Divine Righteousness.