तस्मात्संविन्मये शुद्धे हृदये हृतवासनः ।बलान्नियोजिते चित्ते प्राणस्पन्दो निरुध्यते
In plain words
Therefore, in that pure heart made of saṃvid, one whose vāsanās have been swept away; when citta has been forcibly fixed there -- the vibration of prāṇa is restrained.