Matthew 17:21
However, 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 Jehovah, and said, O Jehovah my God, have You also brought evil on the widow with whom I am staying, by slaying her son?
Daniel 9:3
And I set my face toward the Lord God, to seek by prayer and holy desires, with fasting, and sackcloth, and ashes.
Matthew 12:45
Then he goes and takes with him seven other spirits more evil than himself, and they enter in and live there. And the last state of that man is worse than the first. Even so it also shall be to this evil generation.
Acts 13:2-3
As they ministered to the Lord and fasted, the Holy Spirit said, So, then, separate Barnabas and Saul to Me for the work to which I have called them.
Acts 14:23
And having hand-picked elders for them in every church, and had prayed with fastings, they commended them to the Lord into whom they believed.
1 Corinthians 7:5
Do not deprive one another, unless it is with consent for a time, so that you may give yourselves to fasting and prayer. And come together again so that Satan does not tempt you for your incontinence.
2 Corinthians 11:27
I have been in hardship and toil; often in watchings; in hunger and thirst; often in fastings; in cold and nakedness;
Ephesians 6:18
praying always with all prayer and supplication in the Spirit, and watching to this very thing with all perseverance and supplication for all saints.