Mark 9:29

And he said unto them, This kind can come out by nothing, save by prayer.

1 Kings 17:20-22

And he cried unto Jehovah, and said, O Jehovah my God, hast thou also brought evil upon the widow with whom I sojourn, by slaying her son?

2 Kings 4:33-34

He went in therefore, and shut the door upon them twain, and prayed unto Jehovah.

Daniel 9:3

And I set my face unto the Lord God, to seek by prayer and supplications, with fasting and sackcloth and ashes.

Matthew 12:45

Then goeth he, and taketh with himself seven other spirits more evil than himself, and they enter in and dwell there: and the last state of that man becometh worse than the first. Even so shall it be also unto this evil generation.

Matthew 17:20

And he saith unto them, Because of your little faith: for verily I say unto you, If ye have faith as a grain of mustard seed, ye shall say unto this mountain, Remove hence to yonder place; and it shall remove; and nothing shall be impossible unto you.

Luke 11:26

Then goeth he, and taketh to him'seven other spirits more evil than himself; and they enter in and dwell there: and the last state of that man becometh worse than the first.

Acts 9:40-41

But Peter put them all forth, and kneeled down and prayed; and turning to the body, he said, Tabitha, arise. And she opened her eyes; and when she saw Peter, she sat up.

Acts 14:23

And when they had appointed for them elders in every church, and had prayed with fasting, they commended them to the Lord, on whom they had believed.

1 Corinthians 9:27

but I buffet my body, and bring it into bondage: lest by any means, after that I have preached to others, I myself should be rejected.

2 Corinthians 6:5

in stripes, in imprisonments, in tumults, in labors, in watchings, in fastings;

2 Corinthians 11:27

in labor and travail, in watchings often, in hunger and thirst, in fastings often, in cold and nakedness.

2 Corinthians 12:8

Concerning this thing I besought the Lord thrice, that it might depart from me.

Ephesians 6:18

with all prayer and supplication praying at all seasons in the Spirit, and watching thereunto in all perseverance and supplication for all the saints,

James 5:15

and the prayer of faith shall save him that is sick, and the Lord shall raise him up; and if he have committed sins, it shall be forgiven him.

Treasury of Scripture Knowledge

Summary

And he said unto them, This kind can come forth by nothing, but by prayer and fasting.

General references

Bible References

This

Matthew 12:45
Then goeth he, and taketh with himself seven other spirits more evil than himself, and they enter in and dwell there: and the last state of that man becometh worse than the first. Even so shall it be also unto this evil generation.
Luke 11:26
Then goeth he, and taketh to him'seven other spirits more evil than himself; and they enter in and dwell there: and the last state of that man becometh worse than the first.

By prayer

1 Kings 17:20
And he cried unto Jehovah, and said, O Jehovah my God, hast thou also brought evil upon the widow with whom I sojourn, by slaying her son?
2 Kings 4:33
He went in therefore, and shut the door upon them twain, and prayed unto Jehovah.
Matthew 17:21
But this kind goeth not out save by prayer and fasting.
Acts 9:40
But Peter put them all forth, and kneeled down and prayed; and turning to the body, he said, Tabitha, arise. And she opened her eyes; and when she saw Peter, she sat up.
2 Corinthians 12:8
Concerning this thing I besought the Lord thrice, that it might depart from me.
Ephesians 6:18
with all prayer and supplication praying at all seasons in the Spirit, and watching thereunto in all perseverance and supplication for all the saints,
James 5:15
and the prayer of faith shall save him that is sick, and the Lord shall raise him up; and if he have committed sins, it shall be forgiven him.

Fasting

Daniel 9:3
And I set my face unto the Lord God, to seek by prayer and supplications, with fasting and sackcloth and ashes.
Acts 14:23
And when they had appointed for them elders in every church, and had prayed with fasting, they commended them to the Lord, on whom they had believed.
1 Corinthians 9:27
but I buffet my body, and bring it into bondage: lest by any means, after that I have preached to others, I myself should be rejected.
2 Corinthians 6:5
in stripes, in imprisonments, in tumults, in labors, in watchings, in fastings;
2 Corinthians 11:27
in labor and travail, in watchings often, in hunger and thirst, in fastings often, in cold and nakedness.

General references

2 Kings 20:10
And Hezekiah answered, It is a light thing for the shadow to decline ten steps: nay, but let the shadow return backward ten steps.

American Standard Version Public Domain