Srimad-Bhagavatam: Canto 11 - Chapter 1 - Verse 47
Sanskrit:
द्वारकायां च न स्थेयं भवद्भिश्च स्वबन्धुभि: ।मया त्यक्तां यदुपुरीं समुद्र: प्लावयिष्यति ॥ ४७ ॥
ITRANS:
dvārakāyāṁ ca na stheyaṁbhavadbhiś ca sva-bandhubhiḥmayā tyaktāṁ yadu-purīṁsamudraḥ plāvayiṣyati
Translation:
You and your relatives should not remain in Dvārakā, the capital of the Yadus, because once I have abandoned that city it will be inundated by the ocean.