Mahabharata 13.133.53

उमोवाचसावद्यं किं नु वै कर्म निरवद्यं तथैव चश्रेयः कुर्वन्नवाप्नोति मानवो देवसत्तम

umovācasāvadyaṃ kiṃ nu vai karma niravadyaṃ tathaiva caśreyaḥ kurvannavāpnoti mānavo devasattama

Our plain-language meaning of this verse is waiting for scholar review.