Bhagavatapurana 2.6.1

2.6.1

/0 brahmovāca
vācāṃ vahnermukhaṃ kṣetraṃ chandasāṃ sapta dhātavaḥ /
havyakavyāmṛtānnānāṃ jihvā sarvarasasya ca //

1. His mouth is the place for (the source of) the organs of speech and Vahni its presiding deity; the metres (of Prosody) have their source in the seven Dhatus or constituents of the body, Havya, the food of the gods, and Kavya, (कव्य), the food of the Pitris, and Amrita (the remainder of Havya and Kavya being the ordinary food of men), and all the six kinds of Taste (as well as their presiding Deity Varuna) have their origin in His tongue.