mathyamāne - while the churning was going on; arṇave - in the ocean of milk; saḥ - that; adriḥ - hill; anādhāraḥ - without being supported by anything; hi - indeed; apaḥ - in the water; aviśat - drowned; dhriyamāṇaḥ - captured; api - although; balibhiḥ - by the powerful demigods and demons; gauravāt - from being very heavy; pāṇḍu-nandana - O son of Pāṇḍu (Mahārāja Parīkṣit).

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.