ותחת רגליו כמעשה לבנת הספיר וכעצם השמים לטוהר
The Torah relates that Klal Yisrael accepted the Torah amid a resounding declaration of Naaseh v’Nishma, “We will do and we will listen.” Following this, Moshe Rabbeinu, Aharon HaKohen, his sons and the seventy Elders were privy to an unparalleled revelation of Hashem. This was a prophetic vision in which they visualized Hashem sitting on His Holy Throne (Ibn Ezra explains that they saw Hashem’s “back”). Under His feet was like a brick work of sapphire and an appearance of the Heavens in their brilliance. Rashi says that the brick work was in Hashem’s Presence during the Jews’ enslavement, so…