Mahabharata 3.78.18

बृहदश्वे गते पार्थमश्रौषीत्सव्यसाचिनम्वर्तमानं तपस्युग्रे वायुभक्षं मनीषिणम्

bṛhadaśve gate pārthamaśrauṣītsavyasācinamvartamānaṃ tapasyugre vāyubhakṣaṃ manīṣiṇam

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