This coming week is 13 Iyar. Yud Gimmel Iyar marks the yahrtzait of Rabbi Yisroel Aryeh Leib o.b.m., the brother of the Rebbe. Rabbi Yisroel Aryeh Leib was born in Nikolayev on the 16th of Sivan, 5669. That same year, the family moved to Yekaterinoslav, as Rabbi Levi Yitzchok took up the position of Rov of the city. He was known as a child prodigy and was famous for his diligence.