Bhagavad Gita: Chapter 2/Verse 39

एषा तेऽभिहिता सांख्ये बुद्धिर्योगे त्विमां शृणु ।
बुद्ध्या युक्तो यया पार्थ कर्मबन्धं प्रहास्यसि ॥२- ३९॥

eṣā te'bhihitā sāṃkhye buddhiryoge tvimāṃ śṛṇu ।

buddhyā yukto yayā pārtha karmabandhaṃ prahāsyasi ॥2- 39॥

This knowledge in Sāṃkhya is spoken to you, but you must hear this [knowledge] in Yoga combined with wisdom by which you will forsake bondage by action, O son-of-Prithā. 


Word-for-word translations

eṣā (feminine, pronoun, nominative, singular) = this

te (pronoun, 2nd person, dative, singular) = to you

abhihitā (feminine, past passive participle) = spoken

sāṃkhye (neuter, locative, singular) = in the Sāṃkhya

buddhis (feminine, nominative, singular) = knowledge

yoge (masculine, locative, singular) = in Yoga 

tu (conjunction) (indeclinable) = but

imām (feminine, pronoun, accusative, singular) = this

śṛṇu (imperative, 2nd person, singular) = you must hear

buddhyā (feminine, instrumental, singular) = with wisdom

yuktas (past passive participle) = combined 

yayā (feminine, relative pronoun, instrumental, singular) = by which

pārtha = O son-of-Prithā 

karmabandham (karma + bandham) (compound) (masculine, accusative, singular) = bondage by action 

prahāsyasi (future tense, 2nd person, singular) = you will forsake 


Commentary 

Sāṃkhya is a philosophy by which nature is understood by contemplating and classifying its parts, so Krishna has been urging Arjuna into battle with reasons based on the knowledge of Sāṃkhya. Yoga is another philosophical system that Krishna will educate Arjuna on. 

Another grammatically rich verse with many forms of syntax within the verse.