Mark 2:18
And the disciples of John and the Pharisees were fasting; and they come and say to him, Why do the disciples of John and the disciples of the Pharisees fast, but thy disciples fast not?
Matthew 6:16
And when ye fast, be not as the hypocrites, downcast in countenance; for they disfigure their faces, so that they may appear fasting to men: verily I say unto you, They have their reward.
Matthew 6:18
so that thou mayest not appear fasting unto men, but to thy Father who is in secret; and thy Father who sees in secret shall render it to thee.
Matthew 9:14-17
Then come to him the disciples of John, saying, Why do we and the Pharisees often fast, but thy disciples fast not?
Luke 18:12
I fast twice in the week, I tithe everything I gain.
Matthew 23:5
And all their works they do to be seen of men: for they make broad their phylacteries and enlarge the borders of their garments,
Luke 5:33-39
And they said to him, Why do the disciples of John fast often and make supplications, in like manner those also of the Pharisees, but thine eat and drink?
Romans 10:3
For they, being ignorant of God's righteousness, and seeking to establish their own righteousness, have not submitted to the righteousness of God.