by Rabbi Tzvi Hirsch Haber | Apr 28, 2016
(לא ימיש עמוד הענן יומם ועמוד האש לילה (שמות יג:כב – There was a cloud that led Bnai Yisrael during the day, and a pillar of fire by night. The Gemara (Shabbos 23b) deduces from this posuk that the pillar of fire arrived before the cloud left, and the cloud arrived in...