Skandapurana 5.29.583_58

5.29.583_58

varṣāsvākāśaśāyī ca hemaṃte salilāśayaḥ ..
pañcāgnisādhako grīṣme yāvadvarṣaśataṃ naraḥ .. 206 ..

A man sleeps under the open sky in the rainy season, dwells in water during the cold season, / and practices the five fires austerity in summer for a hundred years;