Luke 9:37-43 New American Standard Bible (NASB)
37 On the next day, when they came down from the mountain, a large crowd met Him. 38 And a man from the crowd shouted, saying, “Teacher, I beg You to look at my son, for he is my [a]only boy, 39 and a spirit seizes him, and he suddenly screams, and it throws him into a convulsion with foaming at the mouth; and only with difficulty does it leave him, mauling him as it leaves. 40 I begged Your disciples to cast it out, and they could not.” 41 And Jesus answered and said, “You unbelieving and perverted generation, how long shall I be with you and put up with you? Bring your son here.” 42 While he was still approaching, the demon [b]slammed him to the ground and threw him into a convulsion. But Jesus rebuked the unclean spirit, and healed the boy and gave him back to his father. 43 And they were all amazed at the [c]greatness of God.
But while everyone was marveling at all that He was doing, He said to His disciples,