Rav Tzvi Hirsch Halberstam, born in 5606/1846, was the son of Rav Boruch of Gorlitz, son of Rav Chaim of Sanz, the Divrei Chaim. His mother was the daughter of Rav Yekusiel Yehuda Teitelbaum, the Yetev Lev of Sighet.
At the age of fifteen, Rav Tzvi Hirsch married the daughter of Rav Yisrael Horowitz of Barnov, son of Rav Eliezer of Dzikov, and he lived with his in-laws for the next three years. Afterward, he moved to Sanz, to the court of his illustrious grandfather, who cherished him.
In 5635/1875, less than two years before his petira, the Divrei Chaim called in Rav Tzvi Hirsch and said to him, “I am old and sick and have no more strength. Go to your other grandfather, the Yetev Lev in Sighet, and learn Torah from him.” The Divrei Chaim was niftar a year later, on the twenty-fifth of Nissan 5636/1876.
After learning under his grandfather in Sighet for a year, Rav Tzvi Hirsch received semicha from him and was appointed Rav of the Polish town of Niska, serving for ten years.
In 5647/1887, his father, Rav Boruch, moved to Gorlitz and handed over the Rabbonus of Rudnik to Rav Tzvi Hirsch. Rudnik was a small town on the banks of the San River in
