Śatapatha Brāhmaṇa ("of a hundred paths") 3.2.3.19

3.2.3.19

ūrdhvāmeva diśam | adityā prājānanniyaṃ vā aditistasmādasyāmūrdhvā oṣadhayo jāyanta ūrdhvā vanaspataya ūrdhvāṃ hyetayā diśam prājānannūrdhvā hyetasyai dik

Through Aditi they recognised the upper region, for Aditi is this (earth): wherefore the plants and trees grow upwards on her; for through her they recognised the upper region, and to her belongs the upper region.