Exodus 19:8-10 Revised Standard Version Catholic Edition (RSVCE)
8 And all the people answered together and said, “All that the Lord has spoken we will do.” And Moses reported the words of the people to the Lord. 9 And the Lord said to Moses, “Lo, I am coming to you in a thick cloud, that the people may hear when I speak with you, and may also believe you for ever.”
The People Consecrated
Then Moses told the words of the people to the Lord. 10 And the Lord said to Moses, “Go to the people and consecrate them today and tomorrow, and let them wash their garments,
Exodus 19:8-10 New International Version (NIV)
8 The people all responded together, “We will do everything the Lord has said.” So Moses brought their answer back to the Lord.
9 The Lord said to Moses, “I am going to come to you in a dense cloud, so that the people will hear me speaking with you and will always put their trust in you.” Then Moses told the Lord what the people had said.
10 And the Lord said to Moses, “Go to the people and consecrate them today and tomorrow. Have them wash their clothes