Srimad-Bhagavatam: Canto 7 - Chapter 1 - Verse 13
Sanskrit:
तथेत्यवात्सीद्देवर्षेरन्तिके साकुतोभया ।यावद्दैत्यपतिर्घोरात्तपसो न न्यवर्तत ॥ १३ ॥
ITRANS:
tathety avātsīd devarṣerantike sākuto-bhayāyāvad daitya-patir ghorāttapaso na nyavartata
Translation:
After accepting the instructions of Devarṣi Nārada, my mother stayed in his care, without fear from any direction, as long as my father, the King of the Daityas, had not become free from his severe austerities.