Śatapatha Brāhmaṇa ("of a hundred paths") 1.9.1.15

1.9.1.15

bhūyo haviṣkaraṇamāśāsta iti tadveva tatsajātavanasyāmāśāsta iti prāṇā vai sajātāḥ prāṇaurhi saha jāyate tatprāṇānāśāste

'He prays for more abundant offering,' thereby (he prays for) that same object. 'He prays for dominion over his co-evals (or countrymen);'--his co-evals, doubtless, are his vital airs, for he is born along with his vital airs: hence he thereby prays for vital airs.