vṛttiḥ ---tapaḥ samabhyasyamānaṃ cetasaḥ kleśādilakṣaṇāśuddhikṣayadvāreṇa kāyendriyāṇāṃ siddhiprakarṣamādadhāti| ayamarthaḥ --- cāndrāyaṇādinā cittakleśakṣayastatkṣayādindriyādīnāṃ sūkṣmavyavahitaviprakṛṣṭadarśanādisāmarthyamāvirbhavati kāyasya yatheccham aṇutvamahattvādīni ||43||