And יהוה said to him, “Come, go down and then come up, you and Aharon with you. But do not let the priests and the people break through to come up to יהוה, lest He break out against them.”
“And you shall make a border for the people all around, saying, ‘Take heed to yourselves that you do not go up to the mountain or touch the border of it. Whoever touches the mountain shall certainly be put to death.
Then Mosheh said to Aharon, “This is what יהוה spoke, saying, ‘By those who come near Me let Me be set-apart! And before all the people let Me be esteemed!’ ” And Aharon was silent.
Why, then, the Torah? It was added because of transgressions, until the Seed should come to whom the promise was made. And it was ordained through messengers in the hand of a mediator.