Matthew 17:21
But this kind is not to be cast out but by prayer and fasting.
Mark 9:29
And He said unto them, This kind cannot be cast out, but by prayer and fasting.
Matthew 12:45
then he goeth and taketh with him seven other spirits more wicked than himself, and they enter in and dwell there; and so the last state of that man is worse than the first. And thus shall it be to this wicked generation.
Acts 13:2-3
and as they were ministring to the Lord, and fasting, the holy Spirit said, Separate me Barnabas and Saul, for the work to which I have called them.
Acts 14:23
And when they had appointed them elders in every church, praying and fasting, they recommended them to the Lord, in whom they had believed.
1 Corinthians 7:5
Do not withdraw from one another, unless by consent for a season, that ye may attend to fasting and prayer: and come together again, least Satan tempt you through your incontinency.
2 Corinthians 11:27
in labor and toil, in watchings often, in hunger and thirst, in fastings often, in cold and nakedness: and beside these outward troubles,
Ephesians 6:18
praying at all seasons with all prayer and supplication in the Spirit, and watching thereunto with all perseverance, and intercession for all the saints;