Chapter 2 · verse 18 · gita.yoga.org

Bhagavad Gita 2.18

अन्तवन्त इमे देहा नित्यस्योक्ताः शरीरिणः। अनाशिनोऽप्रमेयस्य तस्माद्युध्यस्व भारत

These bodies of the embodied Self, which are eternal, indestructible, and immeasurable, are said to have an end. Therefore, fight, O Arjuna.