'Fasting' in the Bible

Then Jesus called his disciples unto him, and said, I have compassion on the multitude, because they continue with me now three days, and have nothing to eat: and I will not send them away fasting, lest they faint in the way.

Howbeit this kind goeth not out but by prayer and fasting.

And if I send them away fasting to their own houses, they will faint by the way: for divers of them came from far.

And he said unto them, This kind can come forth by nothing, but by prayer and fasting.

And Cornelius said, Four days ago I was fasting until this hour; and at the ninth hour I prayed in my house, and, behold, a man stood before me in bright clothing,

And when they had ordained them elders in every church, and had prayed with fasting, they commended them to the Lord, on whom they believed.

And while the day was coming on, Paul besought them all to take meat, saying, This day is the fourteenth day that ye have tarried and continued fasting, having taken nothing.

Defraud ye not one the other, except it be with consent for a time, that ye may give yourselves to fasting and prayer; and come together again, that Satan tempt you not for your incontinency.