Shiva Purana
तद्भुजैस्स परिभ्रष्टः पतितो मंदरो गिरिः ॥ सहसातिगुरुस्सद्यो देवदैत्योपरि ध्रुवम्॥ १२॥
Slipping from their arms the Mandara became very heavy suddenly and fell over the gods and the Asuras.
english translation
tadbhujaissa paribhraSTaH patito maMdaro giriH ॥ sahasAtigurussadyo devadaityopari dhruvam॥ 12॥
hk transliteration by Sanscript