बुद्ध्या विशुद्धया युक्तो धृत्याऽऽत्मानं नियम्य च।शब्दादीन् विषयांस्त्यक्त्वा रागद्वेषौ व्युदस्य च
buddhyā viśhuddhayā yukto dhṛityātmānaṁ niyamya cha śhabdādīn viṣhayāns tyaktvā rāga-dveṣhau vyudasya cha
Guided always by pure reason, bravely restraining himself, renouncing the objects of sense and giving up attachment and hatred; he attains peace.
Translated by Shri Purohit Swami
Endowed with a pure intellect, controlling the self through firmness, relinquishing sound and other objects and abandoning attraction and hatred.
Translated by Swami Sivananda
Word meanings (from the gita/gita dataset)
buddhyā—intellect; viśhuddhayā—purified; yuktaḥ—endowed with; dhṛityā—by determination; ātmānam—the intellect; niyamya—restraining; cha—and; śhabda-ādīn viṣhayān—sound and other objects of the senses; tyaktvā—abandoning; rāga-dveṣhau—attachment and aversion; vyudasya—casting aside; cha—and;