Matthew 17:21
But this kind does not go out except by prayer and fasting.
Mark 9:29
And he said to them, This kind can come out by nothing, except by prayer and fasting.
1 Kings 17:20-21
And he cried to LORD, and said, O LORD my God, have thou also brought evil upon the widow with whom I sojourn by slaying her son?
Daniel 9:3
And I set my face to LORD God, to seek by prayer and supplications, with fasting and sackcloth and ashes.
Matthew 12:45
Then it goes, and takes with itself seven other spirits more evil than itself, and having enter in, they dwell there. And the last state of that man becomes worse than the first. So it will also be to this evil generation.
Acts 13:2-3
And while they were serving the Lord, and fasting, the Holy Spirit said, Separate to me now Barnabas and Saul for the work that I have called them.
Acts 14:23
And having appointed elders for them in every congregation, having prayed with fasting, they entrusted them to the Lord, in whom they had believed.
1 Corinthians 7:5
Do not defraud each other except from agreement for a time, so that ye may have time for fasting and prayer. And come together again for the same thing, so that Satan not tempt you because of your lack of self-control.
2 Corinthians 11:27
in toil and hardship, in frequent sleeplessness, in hunger and thirst, in frequent fasts, in cold and nakedness.
Ephesians 6:18
praying through every prayer and entreaty at every time in spirit, and being alert in this same thing in all perseverance and entreaty for all the sanctified,