16
So I brought him to your disciples, and they could not cure him."
17
Jesus answered, "Faithless and perverse generation! How long will I be with you? How long will I bear with you? Bring him here to me."
18
Jesus rebuked him, the demon went out of him, and the boy was cured from that hour.
19
Then the disciples came to Jesus privately, and said, "Why couldn`t we cast it out?"
20
He said to them, "Because of your unbelief. For most assuredly I tell you, if you have faith as a grain of mustard seed, you will tell this mountain, `Move from here to there,` and it will move; and nothing will be impossible to you.
21
But this kind doesn`t go out except by prayer and fasting."