Verse
त्यक्त्वा कर्मफलासङ्गं नित्यतृप्तो निराश्रयः ।कर्मण्यभिप्रवृत्तोऽपि नैव किंचित्करोति सः ॥
Having abandoned all attachment to the fruits of his works, ever satisfied without any kind of dependence, he does nothing though (through his nature) he engages in action.
Gītā 4·20