Analysis of information sources in references of the Wikipedia article "Malachim (Hasidic group)" in English language version.
Such a man was Rabbi Chaim Avraham Dov Ber Levine HaCohen, a respected Lubavitcher rabbi and sage who was known as the Malach (Angel). In 1923 he had emigrated to the United States where he received the respect and honor accorded a distinguished Talmudic scholar. In Europe the Malach had been held in high esteem by Rabbi Sholom Dovber Schneersohn (1860-1920)