महाभारतः mahābhārataḥ - book-9, chapter-62, verse-28

सर्वथा ते महाबाहो गान्धार्याः क्रोधनाशनम् ।
कर्तव्यं सात्वतश्रेष्ठ पाण्डवानां हितैषिणा ॥२८॥

28. sarvathā te mahābāho gāndhāryāḥ krodhanāśanam ,
kartavyaṁ sātvataśreṣṭha pāṇḍavānāṁ hitaiṣiṇā.

28. sarvathā te mahābāho gāndhāryāḥ krodhanāśanam
kartavyam sātvataśreṣṭha pāṇḍavānām hitaişiṇā

28. mahābāho sātvataśreṣṭha,
pāṇḍavānām hitaişiṇā te sarvathā gāndhāryāḥ krodhanāśanam kartavyam (asti).

28. O mighty-armed one, O best among the Satvatas, the appeasement of Gandhari's anger must certainly be accomplished by you, who are a well-wisher of the Pandavas.

Words meanings summery:

• सर्वथा (sarvathā) - by all means, certainly (in every way, by all means, entirely, completely)

• ते (te) - by you (Krishna) (by you, for you, your)

• महाबाहो (mahābāho) - O mighty-armed one (addressed to Krishna) (O mighty-armed one)

• गान्धार्याः (gāndhāryāḥ) - of Queen Gandhari (of Gandhari)

• क्रोधनाशनम् (krodhanāśanam) - the appeasement of anger (destruction of anger, appeasement of wrath)

• कर्तव्यम् (kartavyam) - must be accomplished (to be done, ought to be done, proper to be done)

• सात्वतश्रेष्ठ (sātvataśreṣṭha) - O best among the Satvatas (addressed to Krishna, who belonged to the Satvata clan) (O best among the Satvatas)

• पाण्डवानाम् (pāṇḍavānām) - of the Pandavas

• हितैşइणा (hitaişiṇā) - by you, the well-wisher (of the Pandavas) (by the well-wisher, by the benevolent one)

Words meanings and morphology

सर्वथा (sarvathā) - by all means, certainly (in every way, by all means, entirely, completely)

(indeclinable)

From 'sarva' with suffix 'thā'

ते (te) - by you (Krishna) (by you, for you, your)

(pronoun)

Instrumental, singular of yuşmad

yuşmad - you

Note: Enclitic form for tvayā in instrumental.

महाबाहो (mahābāho) - O mighty-armed one (addressed to Krishna) (O mighty-armed one)

(adjective)

Vocative, masculine, singular of mahābāhu

mahābāhu - mighty-armed, having great arms

Compound type : bahuvrihi (mahā+bāhu)

• mahā – great, large, mighty
  adjective (masculine)
• bāhu – arm
  noun (masculine)

गान्धार्याः (gāndhāryāḥ) - of Queen Gandhari (of Gandhari)

(proper noun)

Genitive, feminine, singular of gāndhārī

gāndhārī - a woman from Gandhara, name of the wife of Dhritarashtra

क्रोधनाशनम् (krodhanāśanam) - the appeasement of anger (destruction of anger, appeasement of wrath)

(noun)

Nominative, neuter, singular of krodhanāśana

krodhanāśana - destruction of anger, appeasing wrath

Compound type : tatpurusha (krodha+nāśana)

• krodha – anger, wrath, rage
  noun (masculine)
  Root: krudh (class 4)
• nāśana – destroying, causing to perish, removal
  noun (neuter)
  action noun
  From causative stem of root 'naś'
  Root: naś (class 4)

Note: Subject of 'kartavyam'.

कर्तव्यम् (kartavyam) - must be accomplished (to be done, ought to be done, proper to be done)

(adjective)

Nominative, neuter, singular of kartavya

kartavya - to be done, fit to be done, duty

Gerundive (future passive participle)

From root 'kṛ' with suffix '-tavya'

Root: kṛ (class 8)

Note: Predicative adjective.

सात्वतश्रेष्ठ (sātvataśreṣṭha) - O best among the Satvatas (addressed to Krishna, who belonged to the Satvata clan) (O best among the Satvatas)

(proper noun)

Vocative, masculine, singular of sātvataśreṣṭha

sātvataśreṣṭha - best among the Satvatas

Compound type : tatpurusha (sātvata+śreṣṭha)

• sātvata – a member of the Satvata clan (Yadava clan), a devotee of Vishnu
  noun (masculine)
• śreṣṭha – best, most excellent, supreme
  adjective (masculine)
  Superlative of praśasya (good)

पाण्डवानाम् (pāṇḍavānām) - of the Pandavas

(proper noun)

Genitive, masculine, plural of pāṇḍava

pāṇḍava - descendant of Pandu, son of Pandu

Derived from Pāṇḍu

हितैşइणा (hitaişiṇā) - by you, the well-wisher (of the Pandavas) (by the well-wisher, by the benevolent one)

(noun)

Instrumental, masculine, singular of hitaişin

hitaişin - well-wisher, benevolent, desirous of good

agent noun

Derived from 'hita' (good) and 'eṣin' (desirous of)

Compound type : tatpurusha (hita+eṣin)

• hita – beneficial, good, welfare
  noun (neuter)
  Past Passive Participle
  From root 'dhā' with prefix 'hi'
  Prefix: hi
  Root: dhā (class 3)
• eṣin – desiring, seeking, wishing
  adjective (masculine)
  agent noun
  From root 'iṣ' with suffix '-in'
  Root: iṣ (class 6)

Note: Agrees with implicit 'tvayā' or explicit 'te'.