Bhagwad Gita
Chapter 18, Verse 29
बुद्धेर्भेदं धृतेश्चैव गुणतस्त्रिविधं श्रृणु।प्रोच्यमानमशेषेण पृथक्त्वेन धनञ्जय।।18.29।।
Now, O winner of wealth, please listen as I tell you in detail of the three kinds of understanding and determination according to the three modes of nature.