Perek 3, Class 15 The request סלח לנו אבינו כי חטאנו (forgive us, Father. because we sinned) is explored here. The idea of justifying the forgiveness with the sin is that the sin causes His will to depart and we are asking for a higher will. The Teshuva (Ila’a) needs to be completed with the Slicha.
Perek 3, Class 16 In this class we explored the difference between ordinary Mitzvos and those sins that became merits through the principle of זדונות נעשות לו כזכיות הואיל ועי”ז הוא בא לידי אהבה רבה זו the darkness of the sin creates the impetus for the Teshuva.