Mark 2:18
Now John's disciples and the Pharisees would fast regularly. Some people came and asked Jesus, "Why do John's disciples and the Pharisees' disciples fast, but your disciples don't fast?"
Matthew 6:16
"Whenever you fast, don't be gloomy like the hypocrites, because they put on sad faces to show others they are fasting. I tell all of you with certainty, they have their full reward!
Matthew 6:18
so that your fasting will not be noticed by others but by your Father who is in the hidden place. And your Father who watches from the hidden place will reward you."
Matthew 9:14-17
Then John's disciples came to Jesus and asked, "Why do we and the Pharisees fast often, but your disciples don't fast?"
Luke 18:12
I fast twice a week, and I give a tenth of my entire income.'
Matthew 23:5
"They do everything to be seen by people. They increase the size of their phylacteries and lengthen the tassels of their garments.
Luke 5:33-39
Then they told him, "John's disciples frequently fast and pray, and so do those of the Pharisees. But your disciples keep right on eating and drinking."
Romans 10:3
For they are ignorant of the righteousness that comes from God while they try to establish their own, and they have not submitted to God's means to attain righteousness.