One verse

Bhagavad Gita 13.30

13.30

प्रकृत्यैव च कर्माणि क्रियमाणानि सर्वशः | यः पश्यति तथात्मानमकर्तारं स पश्यति ||१३-३०||

prakṛtyaiva ca karmāṇi kriyamāṇāni sarvaśaḥ . yaḥ paśyati tathātmānamakartāraṃ sa paśyati ||13-30||

prakṛtyā
by material nature
eva
certainly
ca
also
karmāṇi
activities
kriyamāṇāni
being performed
sarvaśaḥ
in all respects
yaḥ
anyone who
paśyati
sees
tathā
also
ātmānam
himself
akartāram
the nondoer
saḥ
he
paśyati
sees perfectly

One who can see that all activities are performed by the body, which is created of material nature, and sees that the self does nothing, actually sees.