Aitareyabrahmana 5.8

5.8

predam brahma vṛtratūryeṣv āvitheti sūktam pāṅktam
pañcapadam pañcame 'hani pañcanāsyāhno rūpam
indro madāya vāvṛdha iti sūktam madvat pāṅktam
pañcapadam pañcame 'hani pañcamasyāhno rūpaṃ
satrā madāsas tava viśvajanyā iti sūktam madvat traiṣṭubhaṃ.
tena pratiṣṭhitapadena savanaṃ dādhārāyatanād evaitena na pracyavate
tam indraṃ vājayāmasīti paryāsaḥ, sa vṛṣā vṛṣabho bhuvad iti
paśurūpam pañcame 'hani pañcamasyāhno rūpaṃ
tā u gāyatryo.
gāyatryo vā etasya tryahasya madhyaṃdinaṃ vahanti.
tad vai tac chando vahati yasmin nivid dhīyate.
tasmād gāyatrīṣu nividaṃ dadhāti
tat savitur vṛṇīmahe, 'dyā no deva savitar iti
vaiśvadevasya pratipadanucarau.
rāthaṃtare 'hani pañcame 'hani pañcamasyāhno rūpam
ud u ṣya devaḥ savitā damūnā iti sāvitram,
ā dāśuṣe suvati bhūri vāmam iti vāmam
paśurūpam pañcame 'hani pañcamasyāhno rūpam
mahī dyāvāpṛthivī iha jyeṣṭhe iti dyāvāpṛthivīyaṃ,
ruvad dhokṣeti paśurūpam pañcame 'hani pañcamasyāhno rūpam
ṛbhur vibhvā vāja indro no achety ārbhavaṃ.
vājo vai paśavaḥ, paśurūpam pañcame 'hani pañcamasyāhno rūpam
stuṣe janaṃ suvrataṃ navyasībhir iti vaiśvadevam adhyāsavat
paśurūpam pañcame 'hani pañcamasyāhno rūpaṃ
hūvisḥ pāntam ajaraṃ svarvidīty āgnimārutasya pratipad.
dhaviṣmat pañcame 'hani pañcamasyāhno rūpaṃ
vapur nu tac cikituṣe cid astv iti mārutaṃ
vapuṣmat pañcame 'hani pañcamasyāhno rūpaṃ
jātavedase sunavāma somam iti jātavedasyācyutā/gnir
hotā gṛhapatiḥ sa rājeti jātavedasyam adhyāsavat
paśurūpam pañcame 'hani pañcamasyāhno rūpam

v. 8 (xxii. 3). ‘Thou hast furthered our prayer in the overcoming of Vṛtra’ is the hymn; as being in the Paṅkti metre and having five Padas on the fifth day it is a symbol of the fifth day. ‘Indra hath waxed for the drink’ is the hymn; as containing (the word) ‘be drunk’ and as being in the Paṅkti metre and having five Padas on the fifth day it is a symbol of the fifth day. ‘Ever for all men are thy drinkings’ is the hymn, containing (the word) ‘be drunk’ and in Triṣṭubh metre; with it with its feet supported he maintains the pressing; thereby it departs not from its place. ‘Him Indra we strengthen’ is the conclusion; as being a symbol of cattle in ‘May he become a strong bull’ on the fifth day it is a symbol of the fifth day.

These are Gāyatrī verses; Gāyatrī verses support the midday (pressing) of this set of three days; that metre is a support in which a Nivid is inserted; therefore he inserts a Nivid in the Gāyatrī verses. 'That of Savitṛ we choose,' and 'To-day for us, O god Savitṛ' are the strophe and antistrophe of the Vaiçvadeva; on the Rathantara day, the fifth day, it is a symbol of the fifth day. 'Up the god Savitṛ of the home' is (the hymn) to Savitṛ ; in 'May he instigate much that is desirable to the generous one' the desirable is a symbol of cattle; on the fifth day it is a symbol of the fifth day. 'The great ones, sky and earth, here the oldest' is (the hymn) to sky and earth ; in 'Roaring, the bull' there is a symbol of cattle; on the fifth day it is a symbol of the fifth day. 'To us Ṛbhus, Vibhvan, Vāja, Indra' is (the hymn) to the Ṛbhus ; cattle are Vāja (strength); as being a symbol of cattle on the fifth day it is a symbol of the fifth day. 'I praise the man, of good vows, with a new song' is (the hymn) to the All-gods ; as having an addition and being a symbol of cattle on the fifth day it is a symbol of the fifth day. 'The swelling oblation, unaging, in the finding of light' is the beginning of the Āgnimāruta ; as containing (the word) 'oblation' on the fifth day it is a symbol of the fifth day. 'Even to the wise let it be a wondrous thing' is (the hymn) to the Maruts ; as containing (the word) 'wonder' on the fifth day it is a symbol of the fifth day. 'To Jātavedas let us pour the Soma' is the normal (verse) to Jātavedas. 'Agni is the Hotṛ, the householder, the king' is (the hymn) to Jātavedas ; as containing an addition and being a symbol of cattle on the fifth day, it is a symbol of the fifth day.