Sunday night - Monday is "Rosh Chodesh" (New Moon Day of the month of) Menachem-Av, which is also the yahrzeit of Aaron, the brother of Moses and the first High Priest.
This week we begin the final book of the "Five Books of Moses (see articles 5 & 6)
This Shabbat also has a unique name, "Shabbat of Vision" (see article #4), the Shabbat which always precedes Tisha B'Av.
In Tsfat it is also called "Shabbat of the Holy Ari," because Thursday night - Friday
5 Av (August 4 - 5) is the yahrzeit of Rabbi YITZCHAK LURIA, the HOLY ARI,
the famous Kabbalist of the golden age of Tzefat [Safed] in the 16th century
whose teachings dominate the study of Kabbalah today (see the first three articles & the last)
as well as influencing the development of the Chasidic movement.