Mark 9:12-21

12And He said to them, “Elijah does first come and restore all things. And yet how is it written of 1the Son of Man that 2He will suffer many things and be treated with contempt? 13But I say to you that Elijah has 3indeed come, and they did to him whatever they wished, just as it is written of him.”

144When they came back to the disciples, they saw a large crowd around them, and some scribes arguing with them. 15Immediately, when the entire crowd saw Him, they were 5amazed and began running up to greet Him. 16And He asked them, “What are you discussing with them?” 17And one of the crowd answered Him, “Teacher, I brought You my son, possessed with a spirit which makes him mute; 18and 6whenever it seizes him, it 7slams him to the ground and he foams at the mouth, and grinds his teeth and 8stiffens out. I told Your disciples to cast it out, and they could not do it.” 19And He answered them and said, “O unbelieving generation, how long shall I be with you? How long shall I put up with you? Bring him to Me!” 20They brought 9the boy to Him. When he saw Him, immediately the spirit threw him into a convulsion, and falling to the ground, he began rolling around and foaming at the mouth. 21And He asked his father, “How long has this been happening to him?” And he said, “From childhood.