He was born on Iyar 3, 1851 in the town of Zbarav, Hungary. When he was 3 years old, his father died. At the age of 12, his mother sent him to study with to Rabbi Tzvi Hirsh of Liska, Hungary, the author of Ach Pri Tevua. When he died and his son-in-law Rabbi Chaim Friedlander author of Tal Chaim succeeded him, Yeshaya started travelling to Rabbi Chaim Halberstam of Sanz. After the passing of Rabbi Chaim of Sanz, he became a disciple of Rabbi Mordechai of Nadvorna. The Nadvorner Rebbe suggested that he move to the town of Kerestir, in Hungary,
In Kerestir he became a famous Hasidic Rebbe and became known as a miracle worker. In 1925 he was succeeded by his son Avraham.
The dynasty continues to this day with his descendants who have strong connections to Satmar:
- Rabbi Yissachar Dov Rubin, Grand Rabbi of Kerestir in Borough Park, Brooklyn
- Rabbi Naftali Grosz (1901-1987) Grand Rabbi of Kerestir-Berbesht,Son-in-Law of Rabbi Avraham Stiner. Brooklyn New York, Israel, Miami Beach.
Rabbi Yeshaya Gross oldest son of Rabbi Naftali Grosz, of Williamsburg, Brooklyn - Grand Rabbi of Kerestir-Berbesht, Brooklyn NY, Desert Hot Springs California,
Rabbi Chaim Grosz youngest son or Rabbi Naftali Grosz, is known to be one of the youngest survivors of the Bergen Belzen Concentration camp.
Rabbi Chaim Grosz was the founder of the Monsey NY, and Miami Beach branch of the Kerestirer dynasty house's of worship (1944-)Miami Beach, Florida successfully defended against a suit brough by the City of Miami Beach prohibiting Rabbi Grosz from conducting services in his home.
- Rabbi Refael Gross (1928-2007) of Miami Beach, Florida. Also known as Rabbi Armin Grosz. The Synagogue he took over from his younger Brother Chaim Grosz continues to be maintained in Miami.
- Rebbe Yeshaya'le of Kerestir
- Levi Grossman (1943). שם ושארית Shem uSheirith.
- FindLaw case on religious freedom
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