Mahabharata 13.129.15
सर्वातिथ्यं त्रिवर्गस्य यथाशक्ति दिवानिशम्शूद्रधर्मः समाख्यातस्त्रिवर्णपरिचारणम्
sarvātithyaṃ trivargasya yathāśakti divāniśamśūdradharmaḥ samākhyātastrivarṇaparicāraṇam
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book