'This is My Beloved Son: Hear Him'
'And there was a cloud that overshadowed them: and a voice came out of the cloud, saying, This is My beloved Son: hear Him.'--Mark ix. 7. With regard to the first part of these words spoken at the Transfiguration, they open far too large and wonderful a subject for me to do more than just touch with the tip of my finger, as it were, in passing, because the utterance of the divine words, 'This is My beloved Son,' in all the depth of their meaning and loftiness, is laid as the foundation of the two …
Alexander Maclaren—Expositions of Holy Scripture

Jesus Only!
'They saw no man any more, save Jesus only with themselves.'--Mark ix. 8. The Transfiguration was the solemn inauguration of Jesus for His sufferings and death. Moses, the founder, and Elijah, the restorer, of the Jewish polity, the great Lawgiver and the great Prophet, were present. The former had died and been mysteriously buried, the latter had been translated without 'seeing death.' So both are visitors from the unseen world, appearing to own that Jesus is the Lord of that dim land, and that …
Alexander Maclaren—Expositions of Holy Scripture

The Transfiguration
'And after six days Jesus taketh with Him Peter, and James, and John, and leadeth them up into an high mountain apart by themselves: and He was transfigured before them. 3. And His raimemt became shining, exceeding white as snow; so as no fuller on earth can white them. 4. And there appeared unto them Elias with Moses: and they were talking with Jesus. 5. And Peter answered and said to Jesus, Master, it is good for us to be here: and let us make three tabernacles; one for Thee, and one for Moses, …
Alexander Maclaren—Expositions of Holy Scripture