Garudapurana 1.209.28

1.209.28

svarātkhaṃ vṛṣabhagajajṛmbhitaṃ bhrananā nagau /
najabhajarā vāṇinī gaḥ piṅgalenāṣṭirīritā //

Vṛṣabhagajajṛmbhita has [a pause at] seven and nine, and bha, ra, na, na, na, and a heavy syllable. / Vāṇinī has na, ja, bha, ja, ra, and a heavy syllable; the Aṣṭi class has been proclaimed by Piṅgala.