What is Arjuna’s duty according to the Vedic ideal

The Vedic scriptures require that Arjuna should act according to his Svabava and Swadharma. Svabava is defined as one's natural gifts and personality. Swadharma is a set of codes..... behavior that arises from one’s Svabava. Arjuna, born a warrior, is expected to fulfill his duty on the battlefield. Succeeding in battle is a requiement to achieve moksha (worldly liberation).