svaviṣayāsaṃprayoge cittasvarūpānukāra ivendriyāṇāṃ pratyāhāraḥ [YS 2.54]

svaviṣayasaṃprayogābhāve cittasvarūpānukāra iveti, cittanirodhe cittavanniruddhānīndriyāṇi netarendriyajayavadupāyāntaram apekṣante. yathā madhukararājaṃ makṣikā utpatantam anūtpatanti niviśamānam anu niviśante tathendriyāṇi cittanirodhe niruddhānīty eṣa pratyāhāraḥ.