Then Jesus came over and touched them. “Get up,” He said. “Do not be afraid.”
7. Then Jesus approaching touched them. Christ raises them up when they had fallen, and by so doing performs his office; for he came down to us for this very purpose, that by his guidance believers might boldly enter into the presence of God, and that his majesty, which otherwise would swallow up all flesh, might no longer fill them with terror.
We have here the story of Christ's transfiguration; he had said that the Son of man should shortly come in his kingdom, with which promise all the three evangelists industriously connect this story; as if Christ's transfiguration were intended for a specimen and an earnest of the kingdom of Christ, and of that light and love of his, which therein appears to his select and sanctified ones.
Commenting on Matthew 17:1-13
And Jesus came and touched them,.... The disciples were at some little distance from Christ, but he observing the fear and surprise they were in, came to their relief and assistance; which he did not disdain to give, notwithstanding the glory he was covered with; but acts the part of a mediator between God and them, and lays hold on them to raise them up...