Verse 2

क्षीरोदतलरन्ध्रेण तेनैव स्तम्भिताम्भसा ।प्रह्लादनगरं प्राप शक्रलोकमिवापरम्

In plain words

Through that same aperture in the floor of the Ocean of Milk, its waters held back, he reached Prahlādanagara, as if it were another world of Śakra [Indra].