Śatapatha Brāhmaṇa ("of a hundred paths") 13.5.2.19

13.5.2.19

atha brahmodgātāram pṛcati katyasya viṣṭhāḥ katyakṣarāṇīti tam pratyāha ṣaḍasya viṣth\āḥ śatamakṣarāṇīti

The Brahman then asks the Udgâtri (Vâg. S. XXIII, 57), 'How many kinds are thereof this (sacrifice), how many syllables?--[how many oblations? how often is (the fire) enkindled? The ordinances of sacrifice have I now asked of thee: how many priests offer in due form?]' and he replies (ib. 58), 'Six kinds there are of this (sacrifice), a hundred syllables, [eighty oblations, and three kindling-sticks; the ordinances of sacrifice do I declare unto thee: seven priests offer in due form].'