Shatapatha Brahmana 14.1.3.13

14.1.3.13

sa yatraitāṃ hotānvāha añjanti yam prathayanto na viprā iti tadetam pracaraṇīyam mahāvīramājyena samanakti devastvā savitā madhvānaktviti savitā vai devānām prasavitā sarvamvā idam madhu yadidaṃ kiṃ ca tadenamanena sarveṇa samanakti tadasmai savitā prasavitā prasauti tasmādāha devastvā savitā madhvānaktviti

And when the Hotri recites this (verse, Rig-v. V, 43, 7), 'Whom the priests anoint, as if spreading him...,' he anoints that Mahâvîra which is to be used, all over with ghee, with, 'May the god Savitri anoint thee with honey!' for Savitri is the impeller of the gods, and honey means everything whatever there is here: he thus anoints it (or him) all over with everything here, and Savitri, as the impeller, impels it for him,--this is why he says, 'May the god Savitri anoint thee with honey!'