5 While he was still speaking, a bright cloud covered them, and a voice from the cloud said, “This is my Son, whom I love; with him I am well pleased. Listen to him!”
6 When the disciples heard this, they fell facedown to the ground, terrified.
7 But Jesus came and touched them. “Get up,” he said. “Don’t be afraid.”
8 When they looked up, they saw no one except Jesus.
9 As they were coming down the mountain, Jesus instructed them, “Don’t tell anyone what you have seen, until the Son of Man has been raised from the dead.”
10 The disciples asked him, “Why then do the teachers of the law say that Elijah must come first?”
11 Jesus replied, “To be sure, Elijah comes and will restore all things.
12 But I tell you, Elijah has already come, and they did not recognize him, but have done to him everything they wished. In the same way the Son of Man is going to suffer at their hands.”
13 Then the disciples understood that he was talking to them about John the Baptist.

Jesus Heals a Demon-Possessed Boy

14 When they came to the crowd, a man approached Jesus and knelt before him.
15 “Lord, have mercy on my son,” he said. “He has seizures and is suffering greatly. He often falls into the fire or into the water.