Skandapurana 16.35.104

16.35.104

iti vṛttaṃ sarasvatyā vāḍavāgnestathābhavat ..
manvantare vyatīte'sminbhavitā'nyastu vāḍavaḥ .. 104 ..

Thus occurred the history of Sarasvatī and of the submarine fire. / When this manvantara has passed, there will be another submarine fire;