Mahabharata 12.12.17
पितृदेवातिथिकृते समारम्भोऽत्र शस्यतेअत्रैव हि महाराज त्रिवर्गः केवलं फलम्
pitṛdevātithikṛte samārambho'tra śasyateatraiva hi mahārāja trivargaḥ kevalaṃ phalam
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book