Śatapatha Brāhmaṇa ("of a hundred paths") 3.3.4.3

3.3.4.3

amimīta varimāṇam pṛthivyā iti | tadenenemāṃlokānāspṛṇoti tasya hi na hantāsti na badho yeneme lokā āspṛtāstasmādāhāmimīta varimāṇam pṛthivyā iti

'He hath measured the breadth of the earth;'--thus he gains through him (Soma) these worlds, for there is no slayer, no deadly shaft for him by whom these worlds have been gained: therefore he says, 'He hath measured the breadth of the earth.'