Reply To: Kashas on the Parsha

This is Rabbi Shay Schachter’s (R’ Schachter’s son) Shiur on this precise question: (Mods, please let the link through. It’s from yutorah.)

http://www.yutorah.org/lectures/lecture.cfm/796173/_Shay_Schachter/Mishenichnas_Av,_Magic_&_Mazalot_