Mark 9:29

He said to them, "Nothing can make this kind come out but prayer and fasting."

Matthew 12:45

Then it goes off to fetch seven other spirits worse than itself; they go in and dwell there, and the last state of that man is worse than the first. This is how it will be with the present evil generation."

Acts 13:2-3

As they were worshipping the Lord and fasting, the holy Spirit said, "Come! set me apart Barnabas and Saul for the work to which I have called them."

Acts 14:23

They chose presbyters for them in every church, and with prayer and fasting entrusted them to the Lord in whom they had believed.

1 Corinthians 7:5

Do not withhold sexual intercourse from one another, unless you agree to do so for a time in order to devote yourselves to prayer. Then come together again. You must not let Satan tempt you through incontinence.

Ephesians 6:18

praying at all times in the Spirit with all manner of prayer and entreaty ??be alive to that, attend to it unceasingly, interceding on behalf of all the saints

Treasury of Scripture Knowledge

Summary

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

Bible References

This

Matthew 12:45
Then it goes off to fetch seven other spirits worse than itself; they go in and dwell there, and the last state of that man is worse than the first. This is how it will be with the present evil generation."

But

Mark 9:29
He said to them, "Nothing can make this kind come out but prayer and fasting."
Acts 13:2
As they were worshipping the Lord and fasting, the holy Spirit said, "Come! set me apart Barnabas and Saul for the work to which I have called them."
Acts 14:23
They chose presbyters for them in every church, and with prayer and fasting entrusted them to the Lord in whom they had believed.
1 Corinthians 7:5
Do not withhold sexual intercourse from one another, unless you agree to do so for a time in order to devote yourselves to prayer. Then come together again. You must not let Satan tempt you through incontinence.
Ephesians 6:18
praying at all times in the Spirit with all manner of prayer and entreaty ??be alive to that, attend to it unceasingly, interceding on behalf of all the saints