Bhagavad Gita, Chapter 3, Verse 30

मयि सर्वाणि कर्माणि संन्यस्याध्यात्मचेतसा । निराशीर्निर्ममो भूत्वा युध्यस्व विगतज्वरः

mayi sarvāṇi karmāṇi saṃnyasyādhyātmacetasā | nirāśīrnirmamo bhūtvā yudhyasva vigatajvaraḥ

Translation

Renouncing all actions in Me, with thy thought resting on the Self, being free from hope, free from selfishness, devoid of fever, do thou fight.

— Alladi Mahadeva Sastri

Word meanings

mayi
in me
sarvāṇi
all
karmāṇi
actions
saṃnyasya
having abandoned
adhyātmacetasā
in the Self, with mind
nirāśīḥ
unhoping
nirmamaḥ
without 'mine'
bhūtvā
having become
yudhyasva
fight (thou)
vigatajvaraḥ
gone, fever, whose, he

Śaṅkarācārya's commentary

To Me, Vāsudeva, the Divine Being, the Supreme Lord, the Omniscient, the Self of all, surrender all actions, with the wise thought that "I, the agent, do this for the Īśvara's sake as His liege." Fever: anguish, grief.