Śatapatha Brāhmaṇa ("of a hundred paths") 3.8.2.3

3.8.2.3

anarvā prehīti | asapatnena prehītyevaitadāha ghṛtasya kulyā upa ṛtasya pathyā anviti sādhūpetyevaitadāha devīrāpaḥ śuddhā voḍhvaṃ supariviṣṭā deveṣu supariviṣṭā vayam pariveṣṭāro bhūyāsmetyapa evaitatpāvayati

'Advance, unresisted!' whereby she means to say, 'Advance on (a way) free from injury!' 'Unto the rivers of ghee, along the paths of sacred truth!' whereby she means to say, 'Unto good.' [Vâg. S. VI, 13], 'Ye divine, pure waters, carry ye (the sacrifice) to the gods, well-prepared! May we be well-prepared preparers!' Thereby she purifies the water.