महाभारतः mahābhārataḥ - book-2, chapter-18, verse-19

एवं प्रज्ञानयबलं क्रियोपायसमन्वितम् ।
पुरस्कुर्वीत कार्येषु कृष्ण कार्यार्थसिद्धये ॥१९॥

19. evaṁ prajñānayabalaṁ kriyopāyasamanvitam ,
puraskurvīta kāryeṣu kṛṣṇa kāryārthasiddhaye.

19. evam prajñānayabalam kriyopāyasam anvitam
puraskurvīta kāryeṣu kṛṣṇa kāryārthasiddhaye

19. Thus, O Krishna, for the successful accomplishment of objectives in undertakings, one should employ the strength derived from intellect and strategy, combined with effective actions and means.

Words meanings summery:

• एवम् (evam) - thus, in this manner, so

• प्रज्ञानयबलम् (prajñānayabalam) - the strength of intellect and strategy

• क्रियोपायसम् अन्वितम् (kriyopāyasam anvitam) - endowed with means of action, combined with effective actions and means

• पुरस्कुर्वीत (puraskurvīta) - should place foremost, should employ, should adopt

• कार्येषु (kāryeṣu) - in tasks, in undertakings, in matters

• कृष्ण (kṛṣṇa) - O Krishna

• कार्यार्थसिद्धये (kāryārthasiddhaye) - for the accomplishment of the objective/purpose

Words meanings and morphology

एवम् (evam) - thus, in this manner, so

(indeclinable)

प्रज्ञानयबलम् (prajñānayabalam) - the strength of intellect and strategy

(noun)

Accusative, neuter, singular of prajñānayabala

prajñānayabala - strength of intellect and strategy

Compound type : tatpurusha (prajñā+naya+bala)

• prajñā – wisdom, intellect, discernment
  noun (feminine)
• naya – strategy, policy, guidance, conduct
  noun (masculine)
  Root: nī (class 1)
• bala – strength, power, force
  noun (neuter)

क्रियोपायसम् अन्वितम् (kriyopāyasam anvitam) - endowed with means of action, combined with effective actions and means

(adjective)

Accusative, neuter, singular of kriyopāya-samanvita

kriyopāya-samanvita - endowed with action and means

Bahuvrihi compound, adjective modifying an implied noun (e.g., strength or person)

Compound type : bahuvrihi (kriyopāya+samanvita)

• kriyopāya – means for action, expedient for activity
  noun (masculine)
• samanvita – endowed with, accompanied by, possessed of
  adjective (masculine)
  Past Passive Participle
  Derived from the root 'i' (to go) with upasargas 'sam-' and 'anu-'
  Prefixes: sam+anu
  Root: i (class 2)

पुरस्कुर्वीत (puraskurvīta) - should place foremost, should employ, should adopt

(verb)

3rd person , singular, active, optative (vidhi liṅ) of puras-kṛ

Prefix: puras

Root: kṛ (class 8)

कार्येषु (kāryeṣu) - in tasks, in undertakings, in matters

(noun)

Locative, neuter, plural of kārya

kārya - task, undertaking, duty, purpose

Gerundive

Derived from root 'kṛ' (to do) with suffix '-ya'

Root: kṛ (class 8)

कृष्ण (kṛṣṇa) - O Krishna

(proper noun)

Vocative, masculine, singular of kṛṣṇa

kṛṣṇa - Krishna (name of a deity and a person)

कार्यार्थसिद्धये (kāryārthasiddhaye) - for the accomplishment of the objective/purpose

(noun)

Dative, feminine, singular of kāryārthasiddhi

kāryārthasiddhi - accomplishment of purpose/objective

Compound type : tatpurusha (kārya+artha+siddhi)

• kārya – task, undertaking, purpose
  noun (neuter)
  Gerundive
  Derived from root 'kṛ' (to do) with suffix '-ya'
  Root: kṛ (class 8)
• artha – purpose, meaning, object, wealth
  noun (masculine)
• siddhi – accomplishment, success, perfection, supernatural power
  noun (feminine)
  Root: sidh (class 4)