Skandapurana 6.3.45.10

6.3.45.10

divyaṃ varṣasahasraṃ sa nirāhāro'bhavattataḥ .
dvitīyaṃ tu sahasraṃ sa nyavasadvāribhojanaḥ .. 45.10 ..

For a thousand divine years he remained without food;
for a second thousand [years] he lived consuming only water.