Gehazi ran on ahead and laid Elisha's walking stick on the boy's face, but the boy didn't move or make a sound. Gehazi ran back to Elisha and said, “The boy didn't wake up.”
Jesus replied: It is because you don't have enough faith! But I can promise you this. If you had faith no larger than a mustard seed, you could tell this mountain to move from here to there. And it would. Everything would be possible for you.
A demon often attacks him and makes him scream. It shakes him until he foams at the mouth, and it won't leave him until it has completely worn the boy out.
Jesus said to them, “You people are stubborn and don't have any faith! How much longer must I be with you? Why do I have to put up with you?” Then Jesus said to the man, “Bring your son to me.”