The young princes complete their training and come back to Hastinapur and get a grand welcome. As they display their feats, Vasusena arrives to the scene and challanges Arjun. He is not allowed to, as per rules only a prince can challange a prince. Hearing this Duryodhana makes Vasusena the King of Anga and announces him as his friend and equal. Vasusena is moved by the gesture and takes an oath to be forever loyal to his new best friend.