Reference for Sotah 74:6
אמר רבי לדברי רבי שמעון בן יהודה איש כפר עכו שאמר משום רבי שמעון אין לך כל מצוה ומצוה שבתורה שלא נכרתו עליה ארבעים ושמנה בריתות של שש מאות אלף ושלשת אלפים וחמש מאות וחמשים נמצא לכל אחד ואחד מישראל שש מאות אלף ושלשת אלפים וחמש מאות וחמשים
covenants were not made. Rabbi said: According to the reasoning of R. Simeon b. Judah of Kefar Acco who said in the name of R. Simeon that there is not a single precept written in the Torah in connection with which forty-eight times six hundred and three thousand, five hundred and fifty covenants were not made, it follows that for each Israelite there are six hundred and three thousand, five hundred and fifty commandments.<span class="x" onmousemove="('comment',' And forty-eight covenants were made in connection with each of them. ');"><sup>11</sup></span> What is the issue between them? — R. Mesharsheya said: The point between them is that of personal responsibility and responsibility for others.<span class="x" onmousemove="('comment',' If it is held according to the Rabbis that each Israelite is responsible for the conduct of the rest, then the number must be squared to get the total. ');"><sup>12</sup></span>