Mahabharata 14.23.4

ब्राह्मण उवाच · brāhmaṇa uvāca

प्राणेन संभृतो वायुरपानो जायते ततःअपाने संभृतो वायुस्ततो व्यानः प्रवर्तते

prāṇena saṃbhṛto vāyurapāno jāyate tataḥapāne saṃbhṛto vāyustato vyānaḥ pravartate

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