महाभारतः mahābhārataḥ - book-12, chapter-255, verse-26

स्वमेव चार्थं कुर्वाणा यज्ञं चक्रुः पुनर्द्विजाः ।
परिनिष्ठितकर्माणः प्रजानुग्रहकाम्यया ॥२६॥

26. svameva cārthaṁ kurvāṇā yajñaṁ cakruḥ punardvijāḥ ,
pariniṣṭhitakarmāṇaḥ prajānugrahakāmyayā.

26. svam eva ca artham kurvāṇāḥ yajñam cakruḥ punaḥ
dvijāḥ pariniṣṭhitakarmāṇaḥ prajānugrahakāmyayā

26. dvijāḥ svam eva artham kurvāṇāḥ pariniṣṭhitakarmāṇaḥ
prajānugrahakāmyayā ca punaḥ yajñam cakruḥ

26. And even while pursuing their own interests, the twice-born (dvija) again performed ritual Vedic rituals (yajña), having perfectly accomplished their actions, out of a desire for the welfare of the people.

Words meanings summery:

• स्वम् (svam) - own, one's own, self

• एव (eva) - indeed, only, just, quite

• च (ca) - and, also

• अर्थम् (artham) - own interest or aim (purpose, object, aim, interest, wealth)

• कुर्वाणाः (kurvāṇāḥ) - performing, doing

• यज्ञम् (yajñam) - ritual sacrifice

• चक्रुः (cakruḥ) - they did, they made, they performed

• पुनः (punaḥ) - again, once more, back

• द्विजाः (dvijāḥ) - Brahmins (the twice-born (Brahmins, Kshatriyas, Vaishyas))

• परिनिष्ठितकर्माणः (pariniṣṭhitakarmāṇaḥ) - those whose actions are perfectly accomplished/completed

• प्रजानुग्रहकाम्यया (prajānugrahakāmyayā) - by the desire for the welfare of the people

Words meanings and morphology

स्वम् (svam) - own, one's own, self

(pronoun)

Accusative, neuter, singular of sva

sva - own, one's own, self, kinsman, property

Note: Often used substantively or as a reflexive possessive.

एव (eva) - indeed, only, just, quite

(indeclinable)

च (ca) - and, also

(indeclinable)

अर्थम् (artham) - own interest or aim (purpose, object, aim, interest, wealth)

(noun)

Accusative, masculine, singular of artha

artha - meaning, purpose, object, aim, wealth, property, cause

कुर्वाणाः (kurvāṇāḥ) - performing, doing

(adjective)

Nominative, masculine, plural of kṛ

kṛ - to do, to make, to perform

Present Middle Participle

nominative masculine plural of present middle participle from root kṛ

Root: kṛ (class 8)

Note: Refers to the dvijāḥ.

यज्ञम् (yajñam) - ritual sacrifice

(noun)

Accusative, masculine, singular of yajña

yajña - sacrifice, ritual, worship

Root: yaj (class 1)

चक्रुः (cakruḥ) - they did, they made, they performed

(verb)

3rd person , plural, active, perfect (lit) of kṛ

3rd person plural, perfect active

Root: kṛ (class 8)

पुनः (punaḥ) - again, once more, back

(indeclinable)

द्विजाः (dvijāḥ) - Brahmins (the twice-born (Brahmins, Kshatriyas, Vaishyas))

(noun)

Nominative, masculine, plural of dvija

dvija - twice-born (Brahmin, Kshatriya, Vaishya), bird, tooth, snake

Compound type : bahuvrīhi (dvi+ja)

• dvi – two
  numeral
• ja – born, produced from
  adjective
  Substantive derived from root jan
  from root jan (to be born)
  Root: jan (class 4)

परिनिष्ठितकर्माणः (pariniṣṭhitakarmāṇaḥ) - those whose actions are perfectly accomplished/completed

(adjective)

Nominative, masculine, plural of pariniṣṭhitakarman

pariniṣṭhitakarman - one whose actions are perfectly completed or finished

Compound type : bahuvrīhi (pariniṣṭhita+karman)

• pariniṣṭhita – perfectly accomplished, completely established, finished
  adjective
  Past Passive Participle
  from pari-ni-sthā
  Prefixes: pari+ni
  Root: sthā (class 1)
• karman – action, deed, ritual, duty
  noun (neuter)
  Root: kṛ (class 8)

Note: Qualifies dvijāḥ.

प्रजानुग्रहकाम्यया (prajānugrahakāmyayā) - by the desire for the welfare of the people

(noun)

Instrumental, feminine, singular of prajānugrahakāmyā

prajānugrahakāmyā - desire for the welfare/favor of the people

Compound type : tatpuruṣa (prajā+anugraha+kāmyā)

• prajā – offspring, progeny, people, subjects
  noun (feminine)
  Root: jan (class 4)
• anugraha – favor, grace, kindness, welfare
  noun (masculine)
  from anu-grah
  Prefix: anu
  Root: grah (class 9)
• kāmyā – desire, wish
  noun (feminine)
  from root kam
  Root: kam (class 1)