The (imaterial) body (only) of the everlasting, indestructible, infinite and embodied. Self is said to be perishable. Therefore, O Bharata, engage in battle.
अन्तवन्त इमे देहा नित्यस्योक्ताः शरीरिणः। अनाशिनोऽप्रमेयस्य तस्माद् युध्यस्व भारत॥