Kurmapurana 2.37.128

Kūrmapurāṇa 2.37.128

sāṃkhyayogo dvidhā jñeyaḥ puruṣāṇāṃ hi sādhanam /
yogena sahitaṃ sāṃkhyaṃ puruṣāṇāṃ vimuktidam //