Jaiminīya (Talavakāra) Brāhmaṇa 2-3.58

2-3.58

These thirteen are the side-ribs, these thirteen are the false ribs; [with the spine] they are twenty-seven.
That is the twenty-sevenfold day.
These are thirty-three backbone-segments together with the small ribs.
That is the thirty-threefold day.
This [right eye] is the Abhijit, this [left eye] is the Viśvajit; the white, the black, and the pupil,
these are the three Svarasāman days; these are the three; this [bridge of the nose] is the Viṣuvant.
In-breath and out-breath are the Go and Āyus days.
These ten vital breaths are the ten-day period.
Mind is the Mahāvrata day.
Up-breath is the concluding Atirātra.
These are the ten breaths, ten stomas, ten meters.
These are the seven vital breaths in the head; two are below; the tenth is at the navel.
These are the stomas of the Pṛṣṭhya six-day rite.
The Chandomas are twenty-five.
These seven four-syllable-increasing meters are fourfold, together with the Dvipadā, the Virāj, and the Aticchandas.
Breath is the Gāyatrī; the two eyes are the Uṣṇih and the Kakubh; the ear is the Jagatī; speech is the Anuṣṭubh; mind is the Bṛhatī; the self is the Paṅkti; strength is the Triṣṭubh;
support is the Dvipadā; flesh is the Virāj; the bodies are the Aticchandas.
Of these seven four-syllable-increasing meters, twelve twenty-onefolds are produced.