18:29  

बुद्धेर्भेदं धृतेश्चैव गुणतस्त्रिविधं शृणु ।
प्रोच्यमानमशेषेण पृथक्त्वेन धनंजय ॥१८- २९॥

Transliteration

buddherbhedaM dhRRiteshchaiwa guNatastriwidhaM shRRiNu ।

prochyamaanamasheSheNa pRRithaktwena dhanaMjaya ॥१८- २९॥

Translation

Hear now of the three guna's different intellects and resolves
While articulated fully, one by one, O wealth-winner.

Translation

Now hear the threefold division of Buddhi (or intellect) and resolve, based on Gunas, as explained by Me fully and separately, O Arjuna.

Translation

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.