Agniveshyagrihyasutra 2.5.11.8

2.5.11.8

atha kṛṣṇavrīhīṇāṃ carūṇāṃ juhoti mitrāvaruṇābhyāṃ svāhā agnaye dhāmacchade svāhā marudbhyaḥ svāhā sūryāya svāhā agnaye sviṣṭakṛte svāhā iti \

Then he offers boiled rice portions of black rice [with]: "To Mitra and Varuṇa, svāhā! To Agni, coverer of dwelling, svāhā! To the Maruts, svāhā! To Sūrya, svāhā! To Agni Sviṣṭakṛt, svāhā!"