אנכי עמד בין ד' וביניכם בעת ההיא להגיד לכם את דבר ד' כי יראתם מפני האש ולא עליתם בהר
Moshe Rabbeinu served as an intermediary between Hashem and the people in the days leading up to the Revelation. During the Giving of the Torah, Moshe’s services were even more necessary, since the people drew back in fear of the awesomeness of the experience. According to the commentators, the pasuk is informing us that Klal Yisrael did not ascend the mountain because they were afraid of the fire. In Shemos 19:12, the Torah teaches that the people were commanded to set boundaries around the mountain. They were enjoined, “Beware of ascending the mountain or touching its edge.” The question is…