Anandakanda 1.23.458

1.23.458

jīvetkalpāyutaṃ sāgraṃ kāmarūpo mahābalaḥ /
yojanānāṃ śataṃ gatvā punareva nivartate //

he lives for a full ten thousand kalpas, able to change form at will and endowed with immense strength.
Having traversed a hundred leagues, he returns again [in an instant];