According to scholars, the three Kṛṣṇāṣṭamī tithi(s) (Krishnashtami; the eighth day of a dark fortnight) of the months of Agrahāyaṇa (Agrahayana), Pauṣa (Pausha) and Māgha (Magha) are called Aṣṭakā (Ashtaka).