Shiva Purana
यावदादिसमारंभो यावद्यः प्रलयो महान् ॥ तावदप्येति सकलं ब्रह्मणः शारदां शतम् ॥ १५ ॥
As long as the beginning of the universe continues until the great annihilation Even so, it is the whole of the hundred autumns of the Brahman.
english translation
yAvadAdisamAraMbho yAvadyaH pralayo mahAn ॥ tAvadapyeti sakalaM brahmaNaH zAradAM zatam ॥ 15 ॥
hk transliteration by Sanscript