Śatapatha Brāhmaṇa ("of a hundred paths") 4.2.5.6

4.2.5.6

athānyatarattṛṇam | purastādudgātṝṇāmupāsyati tūṣṇimeva stomo vā eṣa prajāpatiryadudgātāraḥ sa idaṃ sarvaṃ yuta idaṃ sarvaṃ sambhavati tasmā evaitattṛṇamapidadhāti tatho hādhvaryuṃ na yute nainaṃ sambhavatyatha yadā japanti-japanti hyatrodgātāraḥ

He then throws down the other stalk in front of the chanters, silently, for those chanters represent the hymn of praise (stotra), Pragâpati (the sacrifice),--he (Pragâpati) draws to himself everything here, and takes possession of everything here: it is to him that that stalk is offered, and thus he does not draw the Adhvaryu to himself, and take possession of him. And when they mutter,--for the chanters mutter now,--