Shatapatha Brahmana 11.5.9.9

11.5.9.9

śukraṃ tvā śukra ādhūnomīti śukraṃ hyetacukra ādhūnotyahno rūpe sūryasya raśmiṣviti tadahnaścaivainametadrūpe sūryasya ca raśmiṣvādhūnoti

'Thee, the bright, I waft in the bright,'--for he indeed wafts the bright one in the bright;--'in the form of the day, in the rays of the sun;'--he thus wafts it both in the form of the day and in the rays of the sun.