He was known for having acquired impressive Talmudic and Kabbalistic knowledge at an early age Chassidic leader.
Chaya Mushka (Moussia) Schneerson (March 16, 1901 – February 10, 1988), referred to by Lubavitchers as The Rebbetzin, was the wife of Rabbi Menachem Mendel Schneerson, the seventh and last Rebbe (spiritual leader) of the Chabad-Lubavitch branch of Hasidic Judaism
Kabalist, Known as an expert in the visible and hidden Tora
Rabbi Yehoshua Rokeach (1825 – February 3, 1894), known as the Mitteler Ruv, was the second Rebbe of the Belz Hasidic dynasty. He combined Torah scholarship with practical common sense to guide thousands of Hasidim and to fight the Haskalah ("Enlightenment") movement that was making inroads in Jewish communities in Poland during the nineteenth century