Monday 25 Menachem Av 5772/ August 13 2012.

Yisimechu BiMalchuscha…. Shabbos. The prayer said on Friday night and Shacharis and Musaf (but not at Mincha) linking Shabbos with Joy. Why does it have so many versions and why is it not recited always, and why are there so many opinions about its times of recitation. Joy is lower than delight, and Shabbos is…