Mahabharata 13.59.17
तृतीयं सवनं तत्ते वैश्वदेवं युधिष्ठिरयद्देवेभ्यः पितृभ्यश्च विप्रेभ्यश्च प्रयच्छसि
tṛtīyaṃ savanaṃ tatte vaiśvadevaṃ yudhiṣṭhirayaddevebhyaḥ pitṛbhyaśca viprebhyaśca prayacchasi
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book