Yoga Sūtra Chapter Three verse 16

परिणामत्रयसंयमाततीतानागतज्ञानम् ॥१६॥

pariṇāma-traya-saṃyamāt-atīta-anāgata-jñānam ||16||

Complete restraint on the three transformations,
knowledge of past and yet to come.

pariṇāma - transformationtraya - the threesaṃyama - complete restraintatīta - pastanāgata - not yet comejñāna - knowing; knowledge; higher knowledge

Commentaries and Reflections

Commentary by T Krishnamacharya:

“Without Rajas Guṇa
there can be no Pariṇāma.”