Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 13
Sanskrit:
अत्र चोदाहरन्तीममितिहासं पुरातनम् ।वृकासुराय गिरिशो वरं दत्त्वाप सङ्कटम् ॥ १३ ॥
ITRANS:
atra codāharantīmamitihāsaṁ purātanamvṛkāsurāya giriśovaraṁ dattvāpa saṅkaṭam
Translation:
In this connection, an ancient historical account is related concerning how the Lord of Kailāsa Mountain was put into danger by offering a choice of benedictions to the demon Vṛka.