Bhagwad Gita
Chapter 17, Verse 2
श्री भगवानुवाचत्रिविधा भवति श्रद्धा देहिनां सा स्वभावजा।सात्त्विकी राजसी चैव तामसी चेति तां श्रृणु।।17.2।।
The Supreme Lord said, according to the modes of nature acquired by the embodied soul, one's faith can be of three kinds-goodness, passion or ignorance. Now hear about these.