महाभारतः mahābhārataḥ - book-5, chapter-123, verse-27

शमं चेद्याचमानं त्वं प्रत्याख्यास्यसि केशवम् ।
त्वदर्थमभिजल्पन्तं न तवास्त्यपराभवः ॥२७॥

27. śamaṁ cedyācamānaṁ tvaṁ pratyākhyāsyasi keśavam ,
tvadarthamabhijalpantaṁ na tavāstyaparābhavaḥ.

27. śamam cet yācamānam tvam pratyākhyāsyasi keśavam
tvadartham abhijalpantam na tava asti aparābhavaḥ

27. If you reject Keśava [Kṛṣṇa], who is asking for peace (śama) and speaking on your behalf, then it is not that you will escape defeat (i.e., you will certainly face defeat).

Words meanings summery:

• शमम् (śamam) - peace (settlement, truce) (peace, tranquility, cessation, calmness)

• चेत् (cet) - if (if, if indeed)

• याचमानम् (yācamānam) - requesting (peace) (requesting, begging, asking)

• त्वम् (tvam) - you

• प्रत्याख्यास्यसि (pratyākhyāsyasi) - you will reject, you will refuse

• केशवम् (keśavam) - Lord Kṛṣṇa (Keśava (Kṛṣṇa))

• त्वदर्थम् (tvadartham) - for your sake, on your account

• अभिजल्पन्तम् (abhijalpantam) - speaking on behalf (of you) (speaking, conversing, addressing)

• न (na) - not

• तव (tava) - for you (indicating possession or relation) (your, to you, for you)

• अस्ति (asti) - is (there) (is, exists)

• अपराभवः (aparābhavaḥ) - defeat (defeat, humiliation, dishonor)

Words meanings and morphology

शमम् (śamam) - peace (settlement, truce) (peace, tranquility, cessation, calmness)

(noun)

Accusative, masculine, singular of śama

śama - peace, tranquility, quiet, cessation, control of mind

from root 'śam' (to be quiet, calm, cease)

Root: śam (class 1)

चेत् (cet) - if (if, if indeed)

(indeclinable)

याचमानम् (yācamānam) - requesting (peace) (requesting, begging, asking)

(participle)

Accusative, masculine, singular of yācamāna

yācamāna - asking, begging, requesting, supplicating

Present Middle Participle

from root 'yāc' (to ask, beg) + 'śānac' suffix.

Root: yāc (class 1)

त्वम् (tvam) - you

(pronoun)

Nominative, singular of yuṣmad

yuṣmad - you (singular)

Second person pronoun.

Note: Subject of 'pratyākhyāsyasi'.

प्रत्याख्यास्यसि (pratyākhyāsyasi) - you will reject, you will refuse

(verb)

2nd person , singular, active, future (lṛṭ) of pratyākhyā

Future Tense, Active Voice

'prati' (against) + 'ā' (towards) + root 'khyā' (to tell, relate). Future tense, 2nd person singular.

Prefixes: prati+ā

Root: khyā (class 2)

Note: Second person singular future tense.

केशवम् (keśavam) - Lord Kṛṣṇa (Keśava (Kṛṣṇa))

(proper noun)

Accusative, masculine, singular of keśava

keśava - Keśava (an epithet of Viṣṇu/Kṛṣṇa)

Note: Object of 'pratyākhyāsyasi'.

त्वदर्थम् (tvadartham) - for your sake, on your account

(indeclinable)

'tvat' (your, from 'yuṣmad') + 'artha' (purpose, sake). Tatpuruṣa compound.

Compound type : tatpuruṣa (yuṣmad+artha)

• yuṣmad – you (singular)
  pronoun
  ablative form 'tvat' used in compound formation
• artha – purpose, meaning, sake, wealth
  noun (masculine)

Note: Functions adverbially.

अभिजल्पन्तम् (abhijalpantam) - speaking on behalf (of you) (speaking, conversing, addressing)

(participle)

Accusative, masculine, singular of abhijalpant

abhijalpant - speaking to, addressing, conversing

Present Active Participle

'abhi' (towards) + root 'jalp' (to speak, babble) + 'śatṛ' suffix.

Prefix: abhi

Root: jalp (class 1)

न (na) - not

(indeclinable)

Negation particle.

Note: Negates the following clause.

तव (tava) - for you (indicating possession or relation) (your, to you, for you)

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you (singular)

Second person singular pronoun, genitive case.

Note: Possessive or dative sense 'to you'.

अस्ति (asti) - is (there) (is, exists)

(verb)

3rd person , singular, active, present (laṭ) of as

Present Tense, Active Voice

root 'as' (2nd class). 3rd person singular.

Root: as (class 2)

अपराभवः (aparābhavaḥ) - defeat (defeat, humiliation, dishonor)

(noun)

Nominative, masculine, singular of aparābhava

aparābhava - defeat, humiliation, dishonor

From 'apa' (away, against) + 'bhava' (being, existence). It implies a negative state of being or overcoming.

Prefix: apa

Root: bhū (class 1)

Note: Subject of 'asti' (after negation).