महाभारतः mahābhārataḥ - book-7, chapter-56, verse-9

तत्कथं नु महाबाहुर्वासविः परवीरहा ।
प्रतिज्ञां सफलां कुर्यादिति ते समचिन्तयन् ॥९॥

9. tatkathaṁ nu mahābāhurvāsaviḥ paravīrahā ,
pratijñāṁ saphalāṁ kuryāditi te samacintayan.

9. tat katham nu mahābāhuḥ vāsaviḥ paravīrahā
pratijñām saphalām kuryāt iti te samacintayan

9. tat te iti samacintayan — (he) mahābāhuḥ vāsaviḥ
paravīrahā pratijñām katham nu saphalām kuryāt?

9. Therefore, they deliberated, 'How will the mighty-armed Vāsavi, the slayer of enemy warriors, fulfill his vow?'

Words meanings summery:

• तत् (tat) - that, therefore, so

• कथम् (katham) - how?

• नु (nu) - then, now, indeed

• महाबाहुः (mahābāhuḥ) - Arjuna (mighty-armed, strong-armed)

• वासविः (vāsaviḥ) - Arjuna (son of Vasu (Arjuna), son of Indra)

• परवीरहा (paravīrahā) - Arjuna, the slayer of enemy heroes (slayer of enemy heroes/warriors)

• प्रतिज्ञाम् (pratijñām) - the vow, promise

• सफलाम् (saphalām) - fruitful, successful

• कुर्यात् (kuryāt) - should make, would do, may do

• इति (iti) - thus, in this manner (marks direct quote)

• ते (te) - the Pandavas and their allies (they)

• समचिन्तयन् (samacintayan) - they deliberated, thought together

Words meanings and morphology

तत् (tat) - that, therefore, so

(indeclinable)

Note: Used here adverbially to mean "therefore".

कथम् (katham) - how?

(indeclinable)

नु (nu) - then, now, indeed

(indeclinable)

Particle, often used in interrogative or exclamatory sentences

महाबाहुः (mahābāhuḥ) - Arjuna (mighty-armed, strong-armed)

(adjective)

Nominative, masculine, singular of mahābāhu

mahābāhu - mighty-armed

Bahuvrīhi compound

Compound type : bahuvrīhi (mahā+bāhu)

• mahā – great, large
  adjective
  From mahat, changes to mahā in compounds
• bāhu – arm
  noun (masculine)

Note: Refers to Arjuna.

वासविः (vāsaviḥ) - Arjuna (son of Vasu (Arjuna), son of Indra)

(proper noun)

Nominative, masculine, singular of vāsavi

vāsavi - son of Vasu, son of Indra (Arjuna is a son of Indra)

Patronymic

Note: Refers to Arjuna.

परवीरहा (paravīrahā) - Arjuna, the slayer of enemy heroes (slayer of enemy heroes/warriors)

(adjective)

Nominative, masculine, singular of paravīrahan

paravīrahan - slayer of enemy heroes

Compound

Compound type : tatpuruṣa (para+vīra+han)

• para – other, enemy, supreme
  adjective (masculine)
• vīra – hero, warrior
  noun (masculine)
• han – slayer, killer (from root han, to strike/kill)
  noun (masculine)
  Agent noun from √han
  Root: han (class 2)

Note: Refers to Arjuna.

प्रतिज्ञाम् (pratijñām) - the vow, promise

(noun)

Accusative, feminine, singular of pratijñā

pratijñā - vow, promise, assertion

From prati-√jñā

Prefix: prati

Root: jñā (class 9)

Note: Object of kuryāt.

सफलाम् (saphalām) - fruitful, successful

(adjective)

Accusative, feminine, singular of saphala

saphala - fruitful, successful

Compound

Compound type : bahuvrīhi (sa+phala)

• sa – with, endowed with
  indeclinable
  Prefix meaning 'with' or 'having'
• phala – fruit, result, success
  noun (neuter)
  Root: phal (class 1)

Note: Agrees with pratijñām.

कुर्यात् (kuryāt) - should make, would do, may do

(verb)

3rd person , singular, active, optative (vidhiliṅ) of √kṛ

Optative active

Optative 3rd person singular, active voice of √kṛ

Root: kṛ (class 8)

Note: Subject is Arjuna (mahābāhuḥ etc.).

इति (iti) - thus, in this manner (marks direct quote)

(indeclinable)

Particle marking quotation or end of thought

ते (te) - the Pandavas and their allies (they)

(pronoun)

Nominative, masculine, plural of tad

tad - that, he, she, it

Note: Refers to the Pandavas and their allies.

समचिन्तयन् (samacintayan) - they deliberated, thought together

(verb)

3rd person , plural, active, imperfect (laṅ) of √cint

Imperfect active

Imperfect 3rd person plural, active voice of sam-√cint

Prefix: sam

Root: cint (class 10)

Note: Subject is te.