Rabbi Yitzchok Sternhartz was the son of Rabbi Nasson of Breslov.

Aluim Letrufa

Much of the letters in the Sefer Aluim Letrufa were written by Rabbi Nasson to his son Yitzchak.

Kever Rabbi Yitzchak Breslover

Rabbi Yitzchak Breslover is buried in the Old Tzfat Cemetery right near Rabbi Yosef Karo. His Hillula is on Purim.