Prakriyapada 26.28

Prakriyāpāda 26.28

caturmukhamukhāttasmādajāyanta caturddaśa
nānāvarṇāḥ svarā divyamādyantañca tadakṣaraṃ
tasmāt niṣpaṣṭivarṇā vai akāraprabhavāḥ smṛtāḥ