योगस्थः कुरु कर्माणि सङ्गं त्यक्त्वा धनञ्जय |\nसिद्ध्यसिद्ध्योः समो भूत्वा समत्वं योग उच्यते ||२-४८||
yogasthaḥ kuru karmāṇi saṅgaṃ tyaktvā dhanañjaya .\nsiddhyasiddhyoḥ samo bhūtvā samatvaṃ yoga ucyate ||2-48||
Be steadfast in the performance of your duty, O Arjun, abandoning attachment to success and failure. Such equanimity is called Yog.