שלח נא ביד תשלח
Rashi comments: “By the hand of he whom You are accustomed to send as Your messenger.” This refers to Aharon HaKohen, who heretofore was Hashem’s emissary and leading spiritual leader of the enslaved Jews in Egypt. Moshe Rabbeinu was reluctant to accept the leadership position of Klal Yisrael, lest he infringe in any way upon his older brother’s current role as leader. Horav Shneur Kotler, zl, related (as quoted by the Tolner Rebbe, Shlita) that his father, the venerable architect to Torah in America, Horav Aharon Kotler, zl, had, throughout his life, never been bested by anyone (his vast erudition…