महाभारतः mahābhārataḥ - book-6, chapter-103, verse-43

न तु त्वामनृतं कर्तुमुत्सहे स्वार्थगौरवात् ।
अयुध्यमानः साहाय्यं यथोक्तं कुरु माधव ॥४३॥

43. na tu tvāmanṛtaṁ kartumutsahe svārthagauravāt ,
ayudhyamānaḥ sāhāyyaṁ yathoktaṁ kuru mādhava.

43. na tu tvām anṛtam kartum utsahe svārthagauravāt
ayudhyamānaḥ sāhāyyam yathoktam kuru mādhava

43. mādhava tu svārthagauravāt tvām anṛtam kartum
na utsahe ayudhyamānaḥ yathoktam sāhāyyam kuru

43. But I am not willing to make you break your word for the sake of my own importance. O Mādhava, please provide the promised help without engaging in combat.

Words meanings summery:

• न (na) - not, no, nor

• तु (tu) - but, indeed, on the other hand

• त्वाम् (tvām) - you (accusative)

• अनृतम् (anṛtam) - going back on one's word (untrue, false, dishonest)

• कर्तुम् (kartum) - to do, to make, to perform

• उत्सहे (utsahe) - I am able, I am willing, I undertake

• स्वार्थगौरवात् (svārthagauravāt) - from self-interest, for the sake of one's own importance

• अयुध्यमानः (ayudhyamānaḥ) - without engaging in combat (not fighting)

• साहाय्यम् (sāhāyyam) - help, aid, assistance

• यथोक्तम् (yathoktam) - as said, as spoken, as promised

• कुरु (kuru) - do, make, perform

• माधव (mādhava) - Referring to Krishna (O Mādhava (an epithet of Krishna))

Words meanings and morphology

न (na) - not, no, nor

(indeclinable)

तु (tu) - but, indeed, on the other hand

(indeclinable)

त्वाम् (tvām) - you (accusative)

(pronoun)

Accusative, singular of yuṣmad

yuṣmad - you

अनृतम् (anṛtam) - going back on one's word (untrue, false, dishonest)

(adjective)

Accusative, neuter, singular of anṛta

anṛta - untrue, false, dishonest

Compound type : nañ-tatpuruṣa (an+ṛta)

• an – not, un-
  indeclinable
• ṛta – truth, order, right
  noun (neuter)

Note: Used here to mean "to make untrue" or "to make a liar of".

कर्तुम् (kartum) - to do, to make, to perform

(indeclinable)

infinitive

derived from root kṛ (class 8) with suffix tumun

Root: kṛ (class 8)

उत्सहे (utsahe) - I am able, I am willing, I undertake

(verb)

1st person , singular, middle, present (laṭ) of ut-sah

present tense

1st person singular, present, middle voice, from root sah (class 1) with upasarga ut

Prefix: ut

Root: sah (class 1)

स्वार्थगौरवात् (svārthagauravāt) - from self-interest, for the sake of one's own importance

(noun)

Ablative, neuter, singular of svārthagaurava

svārthagaurava - self-interest, self-importance

Compound type : tatpuruṣa (sva+artha+gaurava)

• sva – one's own
  adjective (neuter)
• artha – purpose, meaning, interest, wealth
  noun (masculine)
• gaurava – importance, respect, dignity, weight
  noun (neuter)

Note: Indicates the reason or cause.

अयुध्यमानः (ayudhyamānaḥ) - without engaging in combat (not fighting)

(adjective)

Nominative, masculine, singular of ayudhyamāna

ayudhyamāna - not fighting

present middle participle

From root yudh (class 4) with śānac suffix and negative prefix a

Compound type : nañ-tatpuruṣa (a+yudhyamāna)

• a – not, un-
  indeclinable
• yudhyamāna – fighting, one who is fighting
  adjective (masculine)
  Present Middle Participle
  From root yudh (class 4) with śānac suffix
  Root: yudh (class 4)

Note: Refers to Krishna, the implied agent of kuru.

साहाय्यम् (sāhāyyam) - help, aid, assistance

(noun)

Accusative, neuter, singular of sāhāyya

sāhāyya - help, aid, assistance

Derived from sahāya (helper) + ṣyañ suffix

Note: Object of kuru.

यथोक्तम् (yathoktam) - as said, as spoken, as promised

(adjective)

Accusative, neuter, singular of yathokta

yathokta - as said, as spoken, as promised

Compound type : avyayībhāva (yathā+ukta)

• yathā – as, according to
  indeclinable
• ukta – said, spoken (past passive participle)
  adjective (neuter)
  Past Passive Participle
  From root vac (to speak), past passive participle
  Root: vac (class 2)

Note: Modifies sāhāyyam.

कुरु (kuru) - do, make, perform

(verb)

2nd person , singular, active, imperative (loṭ) of kṛ

imperative

2nd person singular, imperative, active voice, from root kṛ (class 8)

Root: kṛ (class 8)

Note: Null subject (you, Krishna).

माधव (mādhava) - Referring to Krishna (O Mādhava (an epithet of Krishna))

(proper noun)

Vocative, masculine, singular of mādhava

mādhava - Descendant of Madhu, lord of Lakṣmī, an epithet of Krishna

Note: Direct address to Krishna.