Mahabharata 1.166.44
स समुद्रमभिप्रेत्य शोकाविष्टो महामुनिःबद्ध्वा कण्ठे शिलां गुर्वीं निपपात तदम्भसि
sa samudramabhipretya śokāviṣṭo mahāmuniḥbaddhvā kaṇṭhe śilāṃ gurvīṃ nipapāta tadambhasi
Our plain-language meaning of this verse is waiting for scholar review.