Mark 2:18
And the disciples of John and of the Pharisees did fast and therefore came and said unto him, Why do the disciples of John and of the Pharisees fast, but thy disciples fast not?
Matthew 6:16
Moreover when ye fast, be not, as the hypocrites, of a sad countenance, for they disfigure their faces that they may appear unto men to fast. Verily I say unto you, They already have their reward.
Matthew 6:18
that thou appear not unto men to fast, but unto thy Father who is in secret; and thy Father, who sees in secret, shall reward thee openly.
Matthew 9:14-17
Then the disciples of John came to him, saying, Why do we and the Pharisees fast often, but thy disciples do not fast?
Luke 18:12
I fast two meals every sabbath; I give tithes of all that I possess.
Matthew 23:5
But they do all their works that they may be seen of men: they make broad their phylacteries and enlarge the borders of their garments
Luke 5:33-39
Then they said unto him, Why do the disciples of John fast often and make prayers and likewise the disciples of the Pharisees, but thine eat and drink?
Romans 10:3
For they, being ignorant of God's righteousness and going about to establish their own righteousness, have not submitted themselves unto the righteousness of God.