Śatapatha Brāhmaṇa ("of a hundred paths") 5.2.2.13

5.2.2.13

so 'bhiṣiñcati | devasya tvā savituḥ prasave 'śvinorbāhubhyām pūṣṇo hastābhyāmiti devahastairevainametadabhiṣiñcati sarasvatyai vāco yanturyantriye dadhāmīti vāgvai sarasvatī tadenaṃ vāca eva yanturyantriye dadhāti

He sprinkles with (Vâg. S. IX, 30), 'At the impulse of the divine Savitri, (I sprinkle) thee, by the arms of the Asvins, by the hands of Pûshan!' he thus sprinkles (consecrates) him by the hands of gods;--'I place thee in the leading of Sarasvatî Vâk, the leader;' for Sarasvatî is Vâk (speech): he thus places him in the leading of Vâk, the leader.