Mark 9:29
And He said unto them, This kind is able to come out by nothing, but by prayer.
Matthew 12:45
Then he goes, and takes with him seven other spirits more wicked than himself, and having come in dwells there: and the last state of that man is worse than the first. So it will also be with this wicked generation.
Matthew 17:20
and Jesus says to them, On account of your unbelief. For truly I say unto you, If you have faith as a grain of mustard seed, you will say to this mountain, Remove hence to yonder place; and it shall remove; and nothing shall be impossible to you.
Luke 11:26
Then he goes, and takes seven other spirits more wicked than himself; and having come in he dwells there: and the last state of that man is worse than the first.
Acts 9:40-41
And Peter having put them all out, and putting down his knees, prayed; and having turned toward the body, said, Tabitha, arise. And she opened her eyes: and seeing Peter sat up.
Acts 14:23
And electing elders for them in every church, praying with fasting, they commended them to the Lord, on whom they had believed.
1 Corinthians 9:27
but I keep my body under, and enslave it, lest having preached the gospel to others, I myself may become disapproved.
2 Corinthians 6:5
in stripes, in prisons, in tumults, in labors, in vigils, in fastings;
2 Corinthians 11:27
in labor and in toil, in vigils often, in hunger and in thirst, in fastings often, in cold and in nakedness.
2 Corinthians 12:8
Three times I called on the Lord concerning this, that it may depart from me.
Ephesians 6:18
praying with all prayer and supplication in the Spirit in every place, and watching unto this same thing in all perseverance and prayer for all the saints,
James 5:15
Truly the prayer of faith shall save the sick, and the Lord will raise him up; if he may have committed sins, they shall be forgiven unto him.