Srimad-Bhagavatam: Canto 8 - Chapter 1 - Verse 6
Sanskrit:
मथ्यमानेऽर्णवे सोऽद्रिरनाधारो ह्यपोऽविशत् ।ध्रियमाणोऽपि बलिभिर्गौरवात् पाण्डुनन्दन ॥ ६ ॥
ITRANS:
mathyamāne ’rṇave so ’driranādhāro hy apo ’viśatdhriyamāṇo ’pi balibhirgauravāt pāṇḍu-nandana
Translation:
O son of the Pāṇḍu dynasty, when Mandara Mountain was thus being used as a churning rod in the Ocean of Milk, it had no support, and therefore although held by the strong hands of the demigods and demons, it sank into the water.