Śatapatha Brāhmaṇa ("of a hundred paths") 1.7.4.6

1.7.4.6

te hocuḥ | upajānīta yathedaṃ nāmuyāsatkanīyo hāhuteryathedaṃ syāditi

They said, 'Take it round to Bhaga (Savitri, the Patron), who sits on the south side (of the sacrificial ground): Bhaga will eat it by way of fore-portion, so that it may be as though it were offered.' They accordingly took it round to Bhaga, who sat on the south side. Bhaga (Savitri) looked at it: it burnt out his eyes. And thus it came to pass. Hence they say, 'Bhaga is blind.'