Exodus 34:31-33

Young's Literal Translation

³¹ And Moses calleth unto them, and Aaron and all the princes in the company return unto him, and Moses speaketh unto them;

³² and afterwards have all the sons of Israel come nigh, and he chargeth them with all that Jehovah hath spoken with him in mount Sinai.

³³ And Moses finisheth speaking with them, and putteth on his face a vail;