Harav Yaakov Tzvi Blejer Megillas Esther with Pirush HaGr”a #13 Yomim TovimMussar and HashkafaSifrei HaGr"aPurimMegilas Esther with Pirush HaGr"a https://shiurim.kzmnmb.org/wp-content/uploads/2024/03/Megillas-Esther-with-Pirush-HaGra-13.m4a