Bhagavatapurana 1.1.17

1.1.17

tasya karmāṇyudārāṇi parigītāni sūribhiḥ /
brūhi naḥ śraddadhānānāṃ līlayā dadhataḥ kalāḥ //

sung by men of holy reputation—of that glory which washes away the stain of Kali? His doings are great and are sung by sages Narada and others. O wise Suta! Tell us who are full of faith the blessed stories of the Avatars of Sri Hari, who, at His will, assumes the form of Brahma, Rudra and Vishnu; of that Supreme Ruler who of his own accord and by virtue of his own power (Maya) does various wonderful things.