महाभारतः mahābhārataḥ - book-12, chapter-85, verse-3

बृहस्पतिरुवाच ।
सान्त्वमेकपदं शक्र पुरुषः सम्यगाचरन् ।
प्रमाणं सर्वभूतानां यशश्चैवाप्नुयान्महत् ॥३॥

3. bṛhaspatiruvāca ,
sāntvamekapadaṁ śakra puruṣaḥ samyagācaran ,
pramāṇaṁ sarvabhūtānāṁ yaśaścaivāpnuyānmahat.

3. bṛhaspatiḥ uvāca sāntvam ekapadam śakra puruṣaḥ samyak
ācaran pramāṇam sarvabhūtānām yaśaḥ ca eva āpnuyāt mahat

3. bṛhaspatiḥ uvāca he śakra sāntvam
ekapadam (asti) yat puruṣaḥ
samyak ācaran sarvabhūtānām
pramāṇam ca mahat yaśaḥ eva āpnuyāt

3. Brihaspati said: O Shakra, gentleness (sāntva) is that single principle by properly practicing which a person (puruṣa) may attain to be an authority for all beings and also achieve great fame.

Words meanings summery:

• बृहस्पतिः (bṛhaspatiḥ) - Brihaspati

• उवाच (uvāca) - said, spoke

• सान्त्वम् (sāntvam) - the single principle (ekapadam) of gentleness (gentleness, conciliation, soothing words (sāntva))

• एकपदम् (ekapadam) - a single principle/path, one-word, one step

• शक्र (śakra) - O Shakra (Indra)

• पुरुषः (puruṣaḥ) - a person, man, human being (puruṣa)

• सम्यक् (samyak) - properly, correctly, completely

• आचरन् (ācaran) - practicing, acting, behaving

• प्रमाणम् (pramāṇam) - authority, standard, proof

• सर्वभूतानाम् (sarvabhūtānām) - of all beings

• यशः (yaśaḥ) - fame, glory

• च (ca) - and

• एव (eva) - indeed, certainly, only

• आप्नुयात् (āpnuyāt) - may attain, should obtain

• महत् (mahat) - great, large

Words meanings and morphology

बृहस्पतिः (bṛhaspatiḥ) - Brihaspati

(proper noun)

Nominative, masculine, singular of bṛhaspati

bṛhaspati - Brihaspati (the preceptor of the gods)

उवाच (uvāca) - said, spoke

(verb)

3rd person , singular, active, perfect (liṭ) of vac

perfect active

perfect 3rd person singular active

Root: vac (class 2)

सान्त्वम् (sāntvam) - the single principle (ekapadam) of gentleness (gentleness, conciliation, soothing words (sāntva))

(noun)

Nominative, neuter, singular of sāntva

sāntva - gentleness, conciliation, soothing words, mildness

Note: This is the answer to Shakra's question, hence nominative.

एकपदम् (ekapadam) - a single principle/path, one-word, one step

(noun)

Nominative, neuter, singular of ekapada

ekapada - one-footed, having one place, a single principle/word/path

Compound type : dvigu (eka+pada)

• eka – one, single
  numeral (masculine)
• pada – foot, step, word, place, position, principle
  noun (neuter)

Note: Predicate nominative for 'sāntvam'.

शक्र (śakra) - O Shakra (Indra)

(proper noun)

Vocative, masculine, singular of śakra

śakra - Shakra (a name of Indra)

Note: Addressed to Indra.

पुरुषः (puruṣaḥ) - a person, man, human being (puruṣa)

(noun)

Nominative, masculine, singular of puruṣa

puruṣa - man, person, human being; the cosmic person (puruṣa)

Note: Subject of the verb 'āpnuyāt'.

सम्यक् (samyak) - properly, correctly, completely

(indeclinable)

Note: Modifies 'ācaran'.

आचरन् (ācaran) - practicing, acting, behaving

(adjective)

Nominative, masculine, singular of ācar

car - to move, to walk, to practice, to perform

present active participle

present active participle, masculine nominative singular

Prefix: ā

Root: car (class 1)

Note: Participial adjective agreeing with 'puruṣaḥ'.

प्रमाणम् (pramāṇam) - authority, standard, proof

(noun)

Accusative, neuter, singular of pramāṇa

pramāṇa - measure, standard, authority, proof

Prefix: pra

Root: mā (class 3)

Note: Object of 'āpnuyāt'.

सर्वभूतानाम् (sarvabhūtānām) - of all beings

(noun)

Genitive, neuter, plural of sarvabhūta

sarvabhūta - all beings, every creature

Compound type : karmadhāraya (sarva+bhūta)

• sarva – all, every
  adjective (masculine)
• bhūta – being, creature, element, past
  noun (neuter)
  past passive participle
  Derived from root bhū (to be)
  Root: bhū (class 1)

Note: Dependent on 'pramāṇam'.

यशः (yaśaḥ) - fame, glory

(noun)

Accusative, neuter, singular of yaśas

yaśas - fame, glory, reputation

Note: Object of 'āpnuyāt'.

च (ca) - and

(indeclinable)

Note: Connects 'pramāṇam' and 'yaśaḥ'.

एव (eva) - indeed, certainly, only

(indeclinable)

Note: Emphatic particle.

आप्नुयात् (āpnuyāt) - may attain, should obtain

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of āp

optative active

optative 3rd person singular active

Prefix: ā

Root: āp (class 5)

Note: Expresses potential or desiderative.

महत् (mahat) - great, large

(adjective)

Accusative, neuter, singular of mahat

mahat - great, large, vast, mighty

Note: Agrees with 'yaśaḥ'.