R’ Chaim of Sanz Refused to Recite the Psalm ‘Ledavid Hashem Ori’ During Ellul… August 26, 2019 – כ״ה באב תשע״ט by Hyehudi EditorAuthored by: העורך Editor… Because he said the custom originated from the Chemdat Yamim.Source: Kotzk Blog here.Some other articles:The Three Oaths: An Academic OverviewA Short Introduction to the ‘Chemdat Yamim’ Book ControversyThe Abbreviated Case Against SmokingThe Whole ‘Tu Beshvat Seder’ Comes from Highly Suspect ‘Chemdat Yamim’Proto-Zionist R’ Schneersohn, as R’ A. Y. Shlesinger, Also Opposed Old ‘Kollel’ Mendicant SystemPowered by YARPP.