śrī-bhagavān uvāca ūrdhva-mūlam adhaḥ-śākham aśvatthaṁ prāhur avyayam chandāṁsi yasya parṇāni yas taṁ veda sa veda-vit
Universal Translation
The Blessed Lord said: Renunciation of action and selfless performance of action both lead to the highest bliss; but of the two, selfless performance of action is superior to renunciation of action.