महाभारतः mahābhārataḥ - book-3, chapter-198, verse-92

कर्मणा श्रुतसंपन्नं सतां मार्गमनुत्तमम् ।
शिष्टाचारं निषेवन्ते नित्यं धर्मेष्वतन्द्रिताः ॥९२॥

92. karmaṇā śrutasaṁpannaṁ satāṁ mārgamanuttamam ,
śiṣṭācāraṁ niṣevante nityaṁ dharmeṣvatandritāḥ.

92. karmaṇā śrutasampannam satām mārgam anuttamam
śiṣṭācāram niṣevante nityam dharmeṣu atandritāḥ

92. Through their actions, diligent people constantly engage in that which is endowed with sacred knowledge, follow the unsurpassed path of the virtuous, and practice good conduct (dharma), unwearied in matters concerning intrinsic nature (dharma).

Words meanings summery:

• कर्मणा (karmaṇā) - by action, through deeds

• श्रुतसम्पन्नम् (śrutasampannam) - endowed with sacred knowledge, rich in learning

• सताम् (satām) - of good people, of the virtuous

• मार्गम् (mārgam) - path, way

• अनुत्तमम् (anuttamam) - unsurpassed, excellent, best

• शिष्टाचारम् (śiṣṭācāram) - good conduct, established custom

• निषेवन्ते (niṣevante) - they practice, they resort to, they follow, they serve

• नित्यम् (nityam) - constantly, always, perpetually

• धर्मेषु (dharmeṣu) - in matters of dharma, in righteous actions, in principles

• अतन्द्रिताः (atandritāḥ) - diligent, unwearied, zealous

Words meanings and morphology

कर्मणा (karmaṇā) - by action, through deeds

(noun)

Instrumental, neuter, singular of karman

karman - action, deed, work, ritual

श्रुतसम्पन्नम् (śrutasampannam) - endowed with sacred knowledge, rich in learning

(adjective)

Accusative, masculine, singular of śrutasampanna

śrutasampanna - endowed with sacred knowledge, rich in learning, accomplished in lore

Compound type : tatpuruṣa (śruta+sampanna)

• śruta – heard, revealed, sacred knowledge, lore
  noun (neuter)
  Past Passive Participle
  Derived from root śru (to hear)
  Root: śru (class 5)
• sampanna – endowed with, accomplished, complete
  adjective (masculine)
  Past Passive Participle
  Derived from root pad (to go, to fall) with prefix sam
  Prefix: sam
  Root: pad (class 4)

सताम् (satām) - of good people, of the virtuous

(adjective)

Genitive, masculine, plural of sat

sat - existing, good, virtuous, real

Present Active Participle

Present participle of as (to be)

Root: as (class 2)

मार्गम् (mārgam) - path, way

(noun)

Accusative, masculine, singular of mārga

mārga - path, road, way, street

अनुत्तमम् (anuttamam) - unsurpassed, excellent, best

(adjective)

Accusative, masculine, singular of anuttama

anuttama - unsurpassed, excellent, best

Compound type : nañ-tatpuruṣa (a+uttama)

• a – not, non-
  indeclinable
• uttama – highest, best, excellent
  adjective (masculine)

शिष्टाचारम् (śiṣṭācāram) - good conduct, established custom

(noun)

Accusative, masculine, singular of śiṣṭācāra

śiṣṭācāra - good conduct, established custom, polite behavior

Compound type : karmadhāraya (śiṣṭa+ācāra)

• śiṣṭa – disciplined, well-behaved, learned, virtuous
  adjective (masculine)
  Past Passive Participle
  Derived from root śiṣ (to instruct)
  Root: śiṣ (class 7)
• ācāra – conduct, custom, behavior, practice
  noun (masculine)
  Prefix: ā

निषेवन्ते (niṣevante) - they practice, they resort to, they follow, they serve

(verb)

3rd person , plural, middle, present (laṭ) of niṣev

Prefix: ni

Root: sev (class 1)

नित्यम् (nityam) - constantly, always, perpetually

(indeclinable)

धर्मेषु (dharmeṣu) - in matters of dharma, in righteous actions, in principles

(noun)

Locative, masculine, plural of dharma

dharma - natural law, duty, righteousness, virtue, intrinsic nature, constitution

अतन्द्रिताः (atandritāḥ) - diligent, unwearied, zealous

(adjective)

Nominative, masculine, plural of atandrita

atandrita - diligent, unwearied, zealous, active

Compound type : nañ-tatpuruṣa (a+tandrita)

• a – not, non-
  indeclinable
• tandrita – tired, weary, sluggish, indolent
  adjective (masculine)
  Past Passive Participle
  Derived from root tandr (to be weary)
  Root: tandr (class 1)