Mahabharata 12.103.29
क्षमा वै साधुमाया हि न हि साध्वक्षमा सदाक्षमायाश्चाक्षमायाश्च विद्धि पार्थ प्रयोजनम्
kṣamā vai sādhumāyā hi na hi sādhvakṣamā sadākṣamāyāścākṣamāyāśca viddhi pārtha prayojanam
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book