Musar zu Dewarim 5:27

Our view is confirmed by the Talmud Sanhedrin 59 where the verse 9,7) ואתם פרו ורבו) is automatically accepted as a commandment which was referred to by the Torah again as a commandment for the Jewish people when G–d tells them to return "to your tents," after the revelation at Mount Sinai (Deut. 5,27).