Jaiminīya (Talavakāra) Brāhmaṇa 30.177

30.177

in this form should Vaiśvānara be performed;
thereby he does not cut speech off, nor does he exclude Agni Vaiśvānara.
"Bring forth for your bright gleam..."—
[verses] containing 'forward' (pra) should be used;
this day is indeed to be led forward;
'forward' (pra) is the form of Gāyatrī;
by the form of Gāyatrī they go forward.
More forms were missed;
the other forms are indeed more.
When he says: "Head of heaven, navel/spoke of the earth...",
the Atirātra belongs to Heaven and Earth; the Atirātra is performed in this form.
"Agni Vaiśvānara, born in the cosmic order..."—
Agni Vaiśvānara becomes visibly manifest.
"The sage, the sovereign, the guest of men..."—
this is the midday pressing.
"The gods generated a vessel in the mouth..."—
thus they approach the third pressing of the sixth day.