In this week’s Parsha, the Torah tells us (Bereishis 17:23,26) that Avraham performed the mitzvah of milah בְּעֶצֶם הַיּוֹם הַזֶּה - in the middle of that very day.  What is the significance of Avraham performing bris milah in the middle of the day? Rashi (Devarim 32:48)...