Mahabharata 7.173.95

ऊरुभ्यामर्धमाग्नेयं सोमार्धं च शिवा तनुःआत्मनोऽर्धं च तस्याग्निः सोमोऽर्धं पुनरुच्यते

ūrubhyāmardhamāgneyaṃ somārdhaṃ ca śivā tanuḥātmano'rdhaṃ ca tasyāgniḥ somo'rdhaṃ punarucyate

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