Peter and his companions were sound asleep, but they woke up and saw Jesus' glory and the two men who were standing with him.
As the men were leaving Jesus, Peter said to him, "Master, how good it is that we are here! We will make three tents, one for you, one for Moses, and one for Elijah." (He did not really know what he was saying.)
While he was still speaking, a cloud appeared and covered them with its shadow; and the disciples were afraid as the cloud came over them.
A voice said from the cloud, "This is my Son, whom I have chosen - listen to him!" 1
References for Luke 9:35
9.35 Is 42.1; Mt 3.17; 12.18; Mk 1.11; Lk 3.22.+O+N9.28-35 2 P 1.17, 18.
When the voice stopped, there was Jesus all alone. The disciples kept quiet about all this and told no one at that time anything they had seen.
The next day Jesus and the three disciples went down from the hill, and a large crowd met Jesus.
A man shouted from the crowd, "Teacher! I beg you, look at my son - my only son!
A spirit attacks him with a sudden shout and throws him into a fit, so that he foams at the mouth; it keeps on hurting him and will hardly let him go!
I begged your disciples to drive it out, but they couldn't."
Jesus answered, "How unbelieving and wrong you people are! How long must I stay with you? How long do I have to put up with you?" Then he said to the man, "Bring your son here."
As the boy was coming, the demon knocked him to the ground and threw him into a fit. Jesus gave a command to the evil spirit, healed the boy, and gave him back to his father.