Bhagavad Gita 5.8 Chapter 5, Verse 8

नैव किंचित्करोमीति युक्तो मन्येत तत्त्ववित् ।
पश्यन् श्रृणवन्स्पृशञ्जिघ्रन्नश्नन्गच्छन्स्वपन् श्वसन् ॥५.८॥

naiva kiṃcitkaromīti yukto manyeta tattvavit
paśyan śrṛṇavanspṛśañjighrannaśnangacchansvapan śvasan

Meaning

The yogi who knows the truth thinks, "I do nothing at all," even while seeing, hearing, touching, smelling, eating, walking, sleeping and breathing,

Newly written by Bhajan Dhun — scholarly review in progress.

Reference: Bhagavad Gita 5.8 (Chapter 5, The Yoga of Renunciation (Karma Sannyasa Yoga), Verse 8)