Agniveshyagrihyasutra 1.1.1.20

1.1.1.20

ayaṃ ta idhma ātmā jātavedastenedhyasva vardhasva ceddha vardhaya cāsmān prajayā paśubhiḥ brahmavarcasenānnādyena samedhaya svāhā iti atha darvyā juhoti \

'This firewood is your body, O Jātavedas; thereby blaze up and wax strong! Being kindled, make us wax strong with offspring, with cattle, with sacred brilliance, [and] with food! Make us prosper, svāhā!' Then he offers with the ladle.