Śatapatha Brāhmaṇa ("of a hundred paths") 10.2.6.4

10.2.6.4

tasyaitasya purastātkāmapro lokaḥ amṛtaṃ vai kāmapramamṛtamevāsya tatparastāttadyattadamṛtametattadyadetadarcirdīpyate

Beyond this (year) lies the wish-granting world; but the wish-granting one is the immortal (element): it is thus the immortal that lies beyond this (year, temporal existence); and that same immortal (element) is that very light which shines yonder.