Kauṣītaki (Śāṅkhāyana) Brāhmaṇa 3.p17

3.p17

iii. 9. In that they perform in the Gārhapatya the sacrifices to the wives with (the gods), the wives share the Gārhapatya, the sacrificer the Āhavanīya; therefore they perform the sacrifices for the wives with (the gods) in the Gārhapatya. They are four in number; up to four (degrees), are pairing, union, propagation; (they serve) for generation. They are performed inaudibly; the sacrifices to the wives with (the gods) are a pouring of seed; inaudibly is seed poured; they are appropriate; what in the sacrifice is appropriate is perfect; verily (they serve) for the perfection of the sacrifice. He sacrifices to Soma, Tvaṣṭṛ, the wives of the gods; and Agni, lord of the house; these deities are the controllers of unions; them here he delights; they here being delighted confer unions. To Soma first he sacrifices; thus he pours seed; to Tvaṣṭṛ second, Tvaṣṭṛ transmutes the seed that is poured; then to the wives, for these are joint sacrifices for the wives; in that he sacrifices last to Agni, lord of the house, the wives are those of him that makes the sacrifice well performed; therefore he sacrifices to him at the end. In that he mutters the Ṛc, verily thus he procures a blessing. In that he invokes the sacrificial food, in that he purifies himself, in that he utters the Çaṁyuvāka, the explanation of that has been given. In that he causes the wife to speak on the grass bundle, and the grass bundle is male and the wife female, verily thus he confers union upon women; therefore the wife puts between her thighs blades of the grass bundle. In that he strews the grass bundle, thereby the new and full moon offerings are continued by him; verily also thereby the strew for his Agnihotra is spread. In that he pays reverence to the remnant of the grass bundle, verily thus he utters a prayer for blessing; in that he pays reverence to the Āhavanīya, verily thus having delighted (them) he speaks at