Exodus 19:9-11

International Standard Version

⁹ The Lord told Moses, “Look, I’m coming to you in a thick cloud, so that the people may listen when I speak with you and always believe you.” Moses reported the words of the people to the Lord.

Preparation for the Covenant

¹⁰ The Lord told Moses, “Go to the people and consecrate them today and tomorrow. They must wash their clothes, ¹¹ and be ready for the third day, for on the third day the Lord will come down on Mount Sinai in the sight of all the people.