महाभारतः mahābhārataḥ - book-3, chapter-45, verse-27

तेन कार्यं महत्कार्यमस्माकं द्विजसत्तम ।
पार्थेन च महायुद्धे समेताभ्यामसंशयम् ॥२७॥

27. tena kāryaṁ mahatkāryamasmākaṁ dvijasattama ,
pārthena ca mahāyuddhe sametābhyāmasaṁśayam.

27. tena kāryam mahatkāryam asmākam dvijasattama
pārthena ca mahāyuddhe sametābhyām asaṃśayam

27. O best among the twice-born (dvija) ones, a great task must be accomplished for us by him. And certainly by him and Pārtha (Arjuna), when they are united in a great battle.

Words meanings summery:

• तेन (tena) - by him, by that

• कार्यम् (kāryam) - to be done, a duty, a task

• महत्कार्यम् (mahatkāryam) - a great task, a momentous deed

• अस्माकम् (asmākam) - our, for us

• द्विजसत्तम (dvijasattama) - O best among the twice-born

• पार्थेन (pārthena) - by Pārtha (Arjuna)

• च (ca) - and

• महायुद्धे (mahāyuddhe) - in the great battle

• समेताभ्याम् (sametābhyām) - by the two united, by the two who have met

• असंशयम् (asaṁśayam) - without doubt, certainly, undoubtedly

Words meanings and morphology

तेन (tena) - by him, by that

(pronoun)

Instrumental, masculine, singular of tad

tad - that, he, she, it

कार्यम् (kāryam) - to be done, a duty, a task

(adjective)

Nominative, neuter, singular of kārya

kārya - to be done, fit to be done, proper; (as noun) deed, work, purpose, business

Gerundive

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

Root: kṛ (class 8)

महत्कार्यम् (mahatkāryam) - a great task, a momentous deed

(noun)

Nominative, neuter, singular of mahatkārya

mahatkārya - great deed, momentous task

Compound type : karmadhāraya (mahat+kārya)

• mahat – great, large, mighty
  adjective (neuter)
• kārya – deed, work, business
  noun (neuter)
  Root: kṛ (class 8)

अस्माकम् (asmākam) - our, for us

(pronoun)

Genitive, plural of asmad

asmad - I, we

द्विजसत्तम (dvijasattama) - O best among the twice-born

(noun)

Vocative, masculine, singular of dvijasattama

dvijasattama - best among the twice-born

Compound type : tatpuruṣa (dvija+sattama)

• dvija – twice-born (Brahmin, Kṣatriya, Vaiśya), bird, tooth
  noun (masculine)
  Prefix: dvi
  Root: jan (class 4)
• sattama – best, most excellent
  adjective
  Superlative suffix -tama

पार्थेन (pārthena) - by Pārtha (Arjuna)

(proper noun)

Instrumental, masculine, singular of pārtha

pārtha - son of Pṛthā (Kuntī), Arjuna

Derived from Pṛthā (Kuntī) with a patronymic suffix

च (ca) - and

(indeclinable)

महायुद्धे (mahāyuddhe) - in the great battle

(noun)

Locative, neuter, singular of mahāyuddha

mahāyuddha - great battle, great war

Compound type : karmadhāraya (mahā+yuddha)

• mahā – great, large, mighty
  adjective (feminine)
• yuddha – battle, fight, war
  noun (neuter)
  Derived from root yudh (to fight)
  Root: yudh (class 4)

समेताभ्याम् (sametābhyām) - by the two united, by the two who have met

(adjective)

Instrumental, masculine, dual of sameta

sameta - united, met, assembled, accompanied

Past Passive Participle

Prefix sam- + root i (to go)

Prefix: sam

Root: i (class 2)

असंशयम् (asaṁśayam) - without doubt, certainly, undoubtedly

(indeclinable)

Compound type : avyayībhāva (a+saṃśaya)

• a – not, non-, un-
  indeclinable
• saṃśaya – doubt, uncertainty
  noun (masculine)
  Prefix: sam
  Root: śi (class 1)