This
Matthew 12:45
Then goeth he, and taketh with himself seven other spirits more wicked than himself, and they enter in and dwell there: and the last state of that man is worse than the first. Even so shall it be also unto this wicked generation.
Luke 11:26
Then goeth he, and taketh to him seven other spirits more wicked than himself; and they enter in, and dwell there: and the last state of that man is worse than the first.
by prayer
1 Kings 17:20-22
20
And he cried unto the LORD, and said, O LORD my God, hast thou also brought evil upon the widow with whom I sojourn, by slaying her son?
21
And he stretched himself upon the child three times, and cried unto the LORD, and said, O LORD my God, I pray thee, let this child's soul come into him again.
22
And the LORD heard the voice of Elijah; and the soul of the child came into him again, and he revived.
2 Kings 4:33
He went in therefore, and shut the door upon them twain, and prayed unto the LORD.
2 Kings 4:34
And he went up, and lay upon the child, and put his mouth upon his mouth, and his eyes upon his eyes, and his hands upon his hands: and he stretched himself upon the child; and the flesh of the child waxed warm.
Matthew 17:21
Howbeit this kind goeth not out but by prayer and fasting.
Acts 9:40
But Peter put them all forth, and kneeled down, and prayed; and turning him to the body said, Tabitha, arise. And she opened her eyes: and when she saw Peter, she sat up.
Acts 9:41
And he gave her his hand, and lifted her up, and when he had called the saints and widows, presented her alive.
2 Corinthians 12:8
For this thing I besought the Lord thrice, that it might depart from me.
Ephesians 6:18
Praying always with all prayer and supplication in the Spirit, and watching thereunto with all perseverance and supplication for all saints;
James 5:15
And the prayer of faith shall save the sick, and the Lord shall raise him up; and if he have committed sins, they 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 ordained them elders in every church, and had prayed with fasting, they commended them to the Lord, on whom they believed.
1 Corinthians 9:27
But I keep under my body, and bring it into subjection: lest that by any means, when I have preached to others, I myself should be a castaway.
2 Corinthians 6:5
In stripes, in imprisonments, in tumults, in labours, in watchings, in fastings;
2 Corinthians 11:27
In weariness and painfulness, in watchings often, in hunger and thirst, in fastings often, in cold and nakedness.