Śatapatha Brāhmaṇa ("of a hundred paths") 1.7.3.15

1.7.3.15

so adhvarā jātavedā juṣatāṃ haviriti | tadyajñasyaivaitatsamṛddhimāśāste yaddhi devā havirjuṣante tena hi mahajjayati tasmādāha juṣatāṃ haviriti

'May he, the knower of beings, (perform) the sacred cult; may he graciously accept the sacrificial food!' Thereby he prays for success to this sacrifice; for when the gods graciously accept the sacrificial food, then he (the sacrificer) gains great things: for this reason he says 'may he graciously accept the sacrificial food!'