Matthew 17:21
22 While they were together in Galilee, Jesus said to them, "The Son of Man is about to be delivered up into the hands of men,
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
He cried to the LORD, and said, "LORD my God, have you also brought disaster on the widow with whom I sojourn, by killing her son?"
Daniel 9:3
And I turned to the Lord God, to seek by prayer and petitions, with fasting and sackcloth and ashes.
Matthew 12:45
Then he goes, and takes with himself seven other spirits more evil than he is, and they enter in and dwell there. The last state of that man becomes worse than the first. Even so will it be also to this evil generation."
Acts 13:2-3
As they served the Lord and fasted, the Holy Spirit said, "Separate Barnabas and Saul for me, for the work to which I have called them."
Acts 14:23
When they had appointed elders for them in every church, and had prayed with fasting, they commended them to the Lord, on whom they had believed.
1 Corinthians 7:5
Do not deprive one another, unless it is by consent for a season, that you may give yourselves to prayer, and may be together again, that Satan does not tempt you because of your lack of self-control.
2 Corinthians 11:27
in labor and travail, in watchings often, in hunger and thirst, in fastings often, and in cold and nakedness.
Ephesians 6:18
with all prayer and requests, praying at all times in the Spirit, and being watchful to this end in all perseverance and requests for all the saints: