Kartavirya Arjuna (Sanskrit: कार्तवीर्य अर्जुन, Kārtavīrya Arjuna; also known as Sahasrabahu Arjuna or Sahasrarjuna) was a king of an ancient Haihayas kingdom with capital at Mahishmati which is on the banks of Narmada River in the current state of Madhya Pradesh. Kartavirya was son of Kritavirya, king of the Haihayas. According to the Puranas, Haihaya was the grandson of Sahasrajit, son of Yadu. This is his patronymic, by which he is best known; he is also referred to simply as Arjuna. He is described as having a thousand hands and a great devotee of god Dattatreya.