Mahabharata 3.81.77
व्यासेन नृपशार्दूल द्विजार्थमिति नः श्रुतम्सर्वतीर्थेषु स स्नाति मिश्रके स्नाति यो नरः
vyāsena nṛpaśārdūla dvijārthamiti naḥ śrutamsarvatīrtheṣu sa snāti miśrake snāti yo naraḥ
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book