רמב”ם הלכות תשובה פרק א’ הלכה ג’.
A series of short lessons on the mitzvah of Teshuvah
every day בעז”ה, from the beginning of Elul to Yom Kippur, 40 days.
See here: https://ravblau.com/the-40-days-of-teshuvah
Playlist on YouTube: https://www.youtube.com/playlist?list=PLkUHHQYAlAH8QAFNjg4Es_ObtOsg6N-Rt
Join the channel to receive updates on new lessons: https://www.youtube.com/@ravblau?sub_confirmation=1
For more lessons and lectures by Rabbi David Moshe Blau, go to: http://ravblau.com