Śatapatha Brāhmaṇa ("of a hundred paths") 3.5.3.20

3.5.3.20

te abhimantrayate | atra ramethāṃ varṣmanpṛthivyā iti varṣma hyetatpṛthivyai bhavati divi hyasyāhavanīyo bhavati nabhyasthe karoti taddhi kṣemasya rūpam

He salutes them with, 'May ye rejoice here on the height of the earth!' for this (altar) is verily the height (top) of the earth, since his offering-fire is in the heaven. He makes them rest on their naves for that is the appearance of repose.