Srimad-Bhagavatam: Canto 8 - Chapter 1 - Verse 9
Sanskrit:
श्रीभगवानुवाचवत्स प्रह्लाद भद्रं ते प्रयाहि सुतलालयम् ।मोदमान: स्वपौत्रेण ज्ञातीनां सुखमावह ॥ ९ ॥
ITRANS:
śrī-bhagavān uvācavatsa prahrāda bhadraṁ teprayāhi sutalālayammodamānaḥ sva-pautreṇajñātīnāṁ sukham āvaha
Translation:
The Supreme Personality of Godhead said: My dear son Prahlāda, all good fortune unto you. For the time being, please go to the place known as Sutala and there enjoy happiness with your grandson and your other relatives and friends.