तस्मात्सर्वेषु कालेषु मामनुस्मर युध्य च। मय्यर्पितमनोबुद्धिर्मामेवैष्यस्यसंशयम्
tasmāt sarveṣhu kāleṣhu mām anusmara yudhya cha mayyarpita-mano-buddhir mām evaiṣhyasyasanśhayam
Therefore, always meditate on Me and fight; if your mind and reason are fixed on Me, you will surely come to Me.
Translated by Shri Purohit Swami
Therefore, at all times, remember Me only and fight. With your mind and intellect fixed on Me, you will undoubtedly come to Me alone.
Translated by Swami Sivananda
Word meanings (from the gita/gita dataset)
tasmāt—therefore; sarveṣhu—in all; kāleṣhu—times; mām—me; anusmara—remember; yudhya—fight; cha—and; mayi—to me; arpita—surrender; manaḥ—mind; buddhiḥ—intellect; mām—to me; eva—surely; eṣhyasi—you shall attain; asanśhayaḥ—without a doubt