Sāṃkhya Kārikā verse 19

tasmāt-ca viparyāsāt siddhaṃ sākṣitvam-asya puruṣasya |
kaivalyaṃ mādhyastyaṃ draṣṭṛtvam-akartṛbhāvaḥ ca ||

viparyaya - wrong perceptionsiddhi - accomplishment, performance, fulfilment, attainment, successpuruṣa - animating principle, self, consciousness, spiritkaivalya - independence, freedom, solitude, separateness, abstraction, not connected with anything else; uncompounded, unmingleddraṣṭṛ - seer