Mark 2:18
And John's disciples and those of the Pharisees were fasting. And they come and say to him, Why do John's disciples and those of the Pharisees fast, but the disciples with you do not fast?
Matthew 6:16
And when ye fast, become not like the gloomy looking hypocrites, for they make their faces unsightly, so that they may appear fasting to men. Truly I say to you, they have their reward.
Matthew 6:18
so that thou may not appear fasting to men, but to thy Father in secret. And thy Father, who sees in secret, will reward thee.
Matthew 9:14-17
Then the disciples of John come to him, saying, Why do we and the Pharisees fast much, but thy disciples fast not?
Luke 18:12
I fast twice per Sabbath. I tithe all things, as many as I acquire.
Matthew 23:5
But all their works they do in order to be seen by men. And they make broad their phylacteries, and enlarge the hems of their garments.
Luke 5:33-39
And they said to him, Why do the disciples of John fast often, and make supplications, and likewise those of the Pharisees, but thine eat and drink.
Romans 10:3
For not understanding the righteousness of God, and seeking to establish their own righteousness, they did not submit to the righteousness of God.