Śatapatha Brāhmaṇa ("of a hundred paths") 1.4.3.2

1.4.3.2

sa yathā haivāgniḥ | sāmidhenībhiḥ samiddhastapatyevaṃ haiva brāhmaṇaḥ sāmidhenīrvidvānanubruvaṃstapatyanavadhṛṣyo hi bhavatyanavamṛśyaḥ 1.4.3[[.]]3 so 'nvāha | prava iti prāṇo vai pravānprāṇamevaitayā saminddhe 'gna āyāhi vītaya ityapāno vā etavānapānamevaita saminddhe bṛhacocā yaviṣṭhyetyudāno vai bṛhacocā udānamevaitayā saminddhe

And in like manner as the fire blazes when kindled by means of the kindling verses, so also blazes the priest (brâhmana) that knows and recites the kindling verses; for, indeed, he is unassailable, unapproachable.