Śatapatha Brāhmaṇa ("of a hundred paths") 6.1.3.7

6.1.3.7

abhūdvā iyam pratiṣṭheti | tadbhṛmirabhavattāmaprathayatsā pṛthivyabhavattasyāmasyām pratiṣṭhāyām bhūtāni ca bhūtānāṃ ca pratiḥ saṃvatsarāyādīkṣanta bhūtānām pratirgṛhapatirāsīduṣāḥ patnī

'This has indeed become (bhû) a foundation (resting-place),' so he thought: whence it became the earth (bhûmi). He spread it out (prath): it became the broad (earth, prithivî). On this earth, as on a foundation, the beings, and the lord of beings, consecrated themselves for a year: the lord of beings was the master of the house, and Ushas (the Dawn) was the mistress.