Jaiminīya (Talavakāra) Brāhmaṇa 2-3.51.p2

2-3.51.p2

ta eta ṛtavo digbhirmithunā vasanteneyaṃ prācī diṅmithunā grīṣmeṇeyaṃ

These seasons are paired with the directions: with spring, this eastern direction is paired; with summer, this [southern direction];