Shiva Purana
द्विगुणेन महावर्षस्तत्र ख्यातोऽत्र मानसः॥ योजनानां सहस्राणि पंचैवोर्ध्वसमुच्छ्रितः ॥ ६० ॥
The great rainfall is twice as great as the mental one. It is five thousand yojanas in height.
english translation
dviguNena mahAvarSastatra khyAto'tra mAnasaH॥ yojanAnAM sahasrANi paMcaivordhvasamucchritaH ॥ 60 ॥
hk transliteration by Sanscript