VaikhDhS, 2, 11, 7.0 upākṛtyānālasyaḥ śuciḥ praṇavādyaṃ vedam adhīyāno 'māvāsyāyāṃ paurṇamāsyāṃ caturdaśyoḥ pratipador aṣṭamyoś ca nādhīyīta //