Revākhaṇḍa ascribed to the Vāyupurāṇa (RKV) 45.10

45.10

divyaṃ varṣasahasraṃ sa nirāhāro 'bhavat tataḥ /
dvitīyaṃ tu sahasraṃ sa nyavasadvāribhojanaḥ //

Then for a divine thousand years he went without food; / for a second thousand, he lived consuming only water;