Verse 17

प्राणापानपरामृष्टानाडीविवरसंविदः ।वातार्तस्येव पद्मस्य स्पन्दोऽस्य समजायत

In plain words

Of him -- whose awareness was in the openings of the nāḍīs, now touched by prāṇa and apāna -- a throbbing arose, as of a lotus troubled by the wind.