Yoga Sūtra Chapter One verse 6
प्रमाणविपर्ययविकल्पनिद्रास्मृतयः ॥६॥
pramāṇa-viparyaya-vikalpa-nidrā-smṛtayaḥ ||6||
They are right perception, wrong perception, imagination,
deep sleep and memory.
Commentaries and Reflections
Commentary by T Krishnamacharya:
“What is the true nature of the Citta?”
“The mind acts in countless ways and all of them
stem from the power of past Karma Vāsanā.
This is why individuals differ from one another.”
Commentary by TKV Desikachar:
“Sleep (Nidrā) and Samādhi are the only times when there is no ‘I’.”
Commentary by Paul Harvey:
“The five groups are
right perception,
wrong perception,
imagination,
deep sleep and
remembrance.”