Bhagavad Gita 3.4

न कर्मणामनारम्भान्नैष्कर्म्यं पुरुषोऽश्नुते।न च संन्यसनादेव सिद्धिं समधिगच्छति ॥३.४॥

na karmaṇāmanārambhānnaiṣkarmyaṃ puruṣo’śnutena ca saṃnyasanādeva siddhiṃ samadhigacchati

Man does not reach actionlessness by not performing actions; nor does he attain perfection by mere renunciation.

गीता