Passage
Moses went down from the mountain to the people, and sanctified the people; and they washed their clothes.
Moses went down from the mountain to the people, and sanctified the people; and they washed their clothes.
Exodus 19:12 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.
Exodus 19:13 No hand shall touch him, but he shall surely be stoned or shot through; whether it is animal or man, he shall not live.’ When the trumpet sounds long, they shall come up to the mountain.”
Exodus 19:14 Moses went down from the mountain to the people, and sanctified the people; and they washed their clothes.
Exodus 19:15 He said to the people, “Be ready by the third day. Don’t have sexual relations with a woman.”
Exodus 19:16 On the third day, when it was morning, there were thunders and lightnings, and a thick cloud on the mountain, and the sound of an exceedingly loud trumpet; and all the people who were in the camp trembled.
The verse centers on "moses", "went", "down", "mountain", "people", "sanctified", and "washed". It is saying that the verse draws attention to "moses" and "went", so its meaning should be read from those terms before moving to application.
The nearby context moves from verse 13's "No hand shall touch him but he..." into verse 15's "He said to the people Be ready...", so "moses" and "went" belong inside that flow. In Exodus context, the local focus is covenant, worship, and faithfulness.
A plain takeaway is to answer the verse's own emphasis on "moses" and "went" with trust shaped by these words, not by a vague optimism outside the passage.