3 Then Moses went up to God, and the LORD called to him from the mountain and said, “This is what you are to say to the descendants of Jacob and what you are to tell the people of Israel:

Read Exodus 19:3 Using Other Translations

And Moses went up unto God, and the LORD called unto him out of the mountain, saying, Thus shalt thou say to the house of Jacob, and tell the children of Israel;
while Moses went up to God. The LORD called to him out of the mountain, saying, "Thus you shall say to the house of Jacob, and tell the people of Israel:
Then Moses climbed the mountain to appear before God. The LORD called to him from the mountain and said, “Give these instructions to the family of Jacob; announce it to the descendants of Israel: