16. And I brought him to Your disciples, and they were not able to cure him.
17. And Jesus answered, O you unbelieving (warped, wayward, rebellious) and thoroughly perverse generation! How long am I to remain with you? How long am I to bear with you? Bring him here to Me.
18. And Jesus rebuked the demon, and it came out of him, and the boy was cured instantly.
19. Then the disciples came to Jesus and asked privately, Why could we not drive it out?
20. He said to them, Because of the littleness of your faith [that is, your lack of firmly relying trust]. For truly I say to you, if you have faith [that is living] like a grain of mustard seed, you can say to this mountain, Move from here to yonder place, and it will move; and nothing will be impossible to you.