Shatapatha Brahmana 14.3.1.23

14.3.1.23

athāsminpaya ānayati gharmaitatte purīṣamityannam vai purīṣamannamevāsminnetaddadhāti tena vardhasva cā ca pyāyasveti nātra tirohitamivāsti vardhiṣīmahi ca vayamā ca pyāsiṣīmahītyāśiṣamevaitadāśāste

He then pours milk into that (chief pot), with (Vâg. S. XXXVIII, 21), 'This, O Gharma, is the contents of thy bowels,'--the contents of the bowels being food, it is food he thus puts into it;--'Grow thou, and fill out thereby!'--in this there is nothing hidden, so to speak;--'and may we ourselves grow, and fill out!'--it is a blessing he thereby invokes.