Kṣapaka Śreṇī (spiritual ladder of annihilation of deluding Karma);
the flow of Pariṇāma (1) (to undergo transformation from one state to another one) of soul, which is capable of annihilating the delusion.
karaṇena- apūrvakaraṇa guṇahetukā śreṇiḥ karaṇaguṇaśreṇiḥ sarvoparitanasthitermohanīyādikarmadalikānyupādāyodayasamayātprabhrti dvittyādisamayesvasamkhyātagimapudga- la....karanagnnaśrenih gṛhyate.
(U 29.7 SāVṛ Pa 79)