Srimad-Bhagavatam: Canto 3 - Chapter 1 - Verse 7
Sanskrit:
अथात्रापीतिहासोऽयं श्रुतो मे वर्णित: पुरा ।ब्रह्मणा देवदेवेन देवानामनुपृच्छताम् ॥ ७ ॥
ITRANS:
athātrāpītihāso ’yaṁśruto me varṇitaḥ purābrahmaṇā deva-devenadevānām anupṛcchatām
Translation:
This history of the fight between the Lord as a boar and the demon Hiraṇyākṣa was heard by me in a year long ago as it was described by the foremost of the demigods, Brahmā, when he was questioned by the other demigods.