Shiva Purana
तेनैव वलया कारा द्वीपवर्षसमाकृतिः॥ दशवर्षसहस्राणि तत्र जीवंति मानवाः॥ ६२॥
The Dvīpa and the Varṣas are of similar shapes namely gyrated. Men live there up to ten thousand years.
english translation
tenaiva valayA kArA dvIpavarSasamAkRtiH॥ dazavarSasahasrANi tatra jIvaMti mAnavAH॥ 62॥
hk transliteration by Sanscript