virāmapratyayābhyāsapūrvaḥ saṃskāraśeṣo+anyaḥ [YS 1.18]

sarvavṛttipratyastamaye saṃskāraśeṣo nirodhaś cittasya samādhir asaṃprajñātaḥ. tasya paraṃ vairāgyam upāyaḥ. sālambano hy abhyāsas tatsādhanāya na kalpata iti virāmapratyayo nirvastuka ālambanīkriyate. sa cārthaśūnyaḥ. tadabhyāsapūrvakaṃ hi cittaṃ nirālambanam abhāvaprāptam iva bhavatīty eṣa nirbījaḥ samādhir asaṃprajñātaḥ.

sa khalv ayaṃ dvividhaḥ --- upāyapratyayo bhavapratyayaś ca. tatropāyapratyayo yogināṃ bhavati ---