Agniveshyagrihyasutra 2.1.5.30

2.1.5.30

iti dvādaśa trayodaśa vāhutīrhutvā imaṃ me varuṇa tatvā yāmi tvanno agne sa tvanno agne tvamagne ayāsi prajāyate yadasya karmaṇo 'tyarīricam iti ca \

Having thus offered twelve or thirteen oblations, [he offers with] "Hear this my cry, O Varuṇa", "To that I go", "So you to us, O Agni", "He, you to us, O Agni", "You, O Agni, are swift", "O Prajāpati", and "Whatever in this rite I have done in excess".