Mahabharata 13.90.15
श्वानश्च पङ्क्तिदूषाश्च नावेक्षेरन्कथंचनतस्मात्परिवृते दद्यात्तिलांश्चान्ववकीरयेत्
śvānaśca paṅktidūṣāśca nāvekṣerankathaṃcanatasmātparivṛte dadyāttilāṃścānvavakīrayet
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book