Mahabharata 12.32.21

एवं सत्यं शुभादेशं कर्मणस्तत्फलं ध्रुवम्त्यज तद्राजशार्दूल मैवं शोके मनः कृथाः

evaṃ satyaṃ śubhādeśaṃ karmaṇastatphalaṃ dhruvamtyaja tadrājaśārdūla maivaṃ śoke manaḥ kṛthāḥ

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