9. The Lord said to Moses, “Behold, I come to you in a thick cloud, that the people may hear when I speak with you, and may also believe you forever.” Moses told the words of the people to the Lord.
10. The Lord said to Moses, “Go to the people, and sanctify them today and tomorrow, and let them wash their garments,
11. and be ready for the third day; for on the third day the Lord will come down in the sight of all the people on Mount Sinai.
12. You shall set bounds to the people all around, saying, ‘Be careful that you don’t go up onto the mountain, or touch its border. Whoever touches the mountain shall be surely put to death.