Mahabharata 1.131.15

प्रसन्नमनसः सर्वे पुण्या वाचो विमुञ्चतआशीर्भिर्वर्धितानस्मान्न पापं प्रसहिष्यति

prasannamanasaḥ sarve puṇyā vāco vimuñcataāśīrbhirvardhitānasmānna pāpaṃ prasahiṣyati

Our plain-language meaning of this verse is waiting for scholar review.