Mark 2:18
It was customary for the Pharisees, and the disciples of John, to fast; they came therefore and ask'd him, why do John's disciples, and the Pharisees fast so frequently, and not your disciples?
Matthew 6:16
When ye fast, don't put on a dismal air, as the hypocrites do, who look dejected, that men may take notice of their fasting: I assure you, they have their reward.
Matthew 6:18
that your fasting may not be observed by men, but by your father, who is with you in your retirement, and your father who observes what you do in private, shall give you a reward.
Matthew 9:14-17
Then John's disciples came to him and said, why do the Pharisees, as well as we, observe so many fasts, and your disciples keep none?
Luke 18:12
I fast twice a week, and I pay the tythe of all I possess.
Matthew 23:5
their phylacterys are broader, and the fringes of their garments are larger than those of others:
Luke 5:33-39
and likewise those of the Pharisees, are frequently fasting and praying, while yours are employed in eating and drinking?
Romans 10:3
because being ignorant of the justice which is of God, and going about to establish a justification of their own, they have not submitted themselves to that which is of God.