Mahabharata 13.103.23

इत्युक्तः स तदा तेन सर्पो भूत्वा पपात हअदृष्टेनाथ भृगुणा भूतले भरतर्षभ

ityuktaḥ sa tadā tena sarpo bhūtvā papāta haadṛṣṭenātha bhṛguṇā bhūtale bharatarṣabha

Our plain-language meaning of this verse is waiting for scholar review.