Yesod Yosef - Zhitomir, 1867 - approbation of Rabbi Aharon of Chernobyl - Sefer Segula.

holy Hanhagot and great Musar from The words of the ancients and Sefer Ha'Zohar Concerning matters of sanctity and fundamental repair, by Rabbi Yosef Av Beit Din of Dubna (Rabbi of the author of the book "Kav HaYashar"). Zhitomir 1867.

The book opens with an approbation from Rabbi Aharon of Chernobyl, who testifies "the Yesod Yosef does not move off of the pure table of my father, the holy Admor" [Rabbi Mordechai of Chernobyl]. He then asks everyone to purchase the work and read it to the best of his ability so that he can receive additional blessings. The publisher merited a blessing from the Admor Yitzchak of Skver for the printing of this work.