Śatapatha Brāhmaṇa ("of a hundred paths") 14.2.2.4

14.2.2.4

anādhṛṣyāya tvā vātāya svāhāpratidhṛṣyāya tvā vātāya svāheti ayam vā anādhṛṣyo'pratidhṛṣyo yo'yam pavate tasmā evainaṃ juhoti tasmādāhānādhṛṣyāya tvā vātāya svāhāpratidhṛṣyāya tvā vātāya svāheti

'To the wind Unassailable--thee, hail! To the wind Irresistible--thee, hail!'--unassailable and irresistible indeed is he who blows here: it is to him he thus offers it, and therefore he says, 'To the wind Unassailable--thee, hail! To the wind Irresistible--thee, hail!'