मयि सर्वाणि कर्माणि संन्यस्याध्यात्मचेतसा। निराशीर्निर्ममो भूत्वा युध्यस्व विगतज्वरः॥
mayi sarvāṇi karmāṇi saṃnyasyādhyātmacetasā nirāśīrnirmamo bhūtvā yudhyasva vigatajvaraḥ
Meaning
Therefore, surrender your actions to Me, keep your thoughts focused on the Absolute, free from selfishness and without expecting a reward, with a mind free from excitement, begin to fight.
English translation by Shri Purohit Swami (1935), public domain. Sanskrit text in the public domain. About Duvidha