योगस्थः कुरु कर्माणि सङ्गं त्यक्त्वा धनञ्जय। सिद्ध्यसिद्ध्योः समो भूत्वा समत्वं योग उच्यते
yoga-sthaḥ kuru karmāṇi saṅgaṁ tyaktvā dhanañjaya siddhy-asiddhyoḥ samo bhūtvā samatvaṁ yoga uchyate
Revised: Perform all your actions with your mind concentrated on the Divine, renouncing attachment and looking upon success and failure with an equal eye. Spirituality implies equanimity.
Translated by Shri Purohit Swami
Perform action, O Arjuna, being steadfast in Yoga, abandoning attachment and balanced in success and failure; evenness of mind is called Yoga.
Translated by Swami Sivananda
Word meanings (from the gita/gita dataset)
yoga-sthaḥ—being steadfast in yog; kuru—perform; karmāṇi—duties; saṅgam—attachment; tyaktvā—having abandoned; dhanañjaya—Arjun; siddhi-asiddhyoḥ—in success and failure; samaḥ—equipoised; bhūtvā—becoming; samatvam—equanimity; yogaḥ—Yog; uchyate—is called