Bhagavad Gītā Chapter Two verse 48
yogasthaḥ kuru karmāṇi saṅgaṃ tyaktvā dhanaṃjaya |
siddhyasiddhyoḥ samo bhūtvā samatvaṃ yoga ucyate ||
Commentaries and Reflections
Commentary by TKV Desikachar:
When acting responsibly within our Dharma,
there is no attachment to the fruits.