Śatapatha Brāhmaṇa ("of a hundred paths") 6.6.2.14

6.6.2.14

tāmādadhāti | drvannaḥ sarpirāsutiriti dārvannaḥ sarpiraśana ityetatpratno hotā vareṇya iti sanātano hotā vareṇya ityetatsahasasputro adbhuta iti balaṃ vai saho balasya putro dbhuta ityetattiṣṭhannādadhāti svāhākāreṇa tasyopari bandhuḥ

He puts it (the kindling-stick) on, with (Vâg. S. XI, 60; Rik S. II, 7, 6), 'The wood-eating, ghee-drinking,'--that is, he who has wood for his food, and ghee for his drink,--'the primeval, desirable Hotri,'--that is, 'the old, desirable Hotri;'--'the wonderful son of power,'--power is strength: thus, 'the wonderful son of strength.' Standing he puts it on with the 'Svâhâ:' the meaning of this (will be explained) hereafter.