Mahabharata 13.129.52

फलमूलाशनं वायुरापः शैवलभक्षणम्ऋषीणां नियमा ह्येते यैर्जयन्त्यजितां गतिम्

phalamūlāśanaṃ vāyurāpaḥ śaivalabhakṣaṇamṛṣīṇāṃ niyamā hyete yairjayantyajitāṃ gatim

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