महाभारतः mahābhārataḥ - book-12, chapter-208, verse-3

वाङ्मनोभ्यां शरीरेण शुचिः स्यादनहंकृतः ।
प्रशान्तो ज्ञानवान्भिक्षुर्निरपेक्षश्चरेत्सुखम् ॥३॥

3. vāṅmanobhyāṁ śarīreṇa śuciḥ syādanahaṁkṛtaḥ ,
praśānto jñānavānbhikṣurnirapekṣaścaretsukham.

3. vāk manobhyām śarīreṇa śuciḥ syāt anahaṃkṛtaḥ
praśāntaḥ jñānavān bhikṣuḥ nirapekṣaḥ caret sukham

3. bhikṣuḥ vāk manobhyām śarīreṇa śuciḥ syāt anahaṃkṛtaḥ
praśāntaḥ jñānavān nirapekṣaḥ sukham caret

3. A mendicant (bhikṣu) should be pure in speech, mind, and body, free from ego (ahaṃkāra), serene, and knowledgeable, and thus live happily and unattached.

Words meanings summery:

• वाक् (vāk) - speech, word, voice

• मनोभ्याम् (manobhyām) - by mind (dual)

• शरीरेण (śarīreṇa) - by the body

• शुचिः (śuciḥ) - pure, clean, virtuous

• स्यात् (syāt) - should be, may be

• अनहंकृतः (anahaṁkṛtaḥ) - without ego, egoless, humble

• प्रशान्तः (praśāntaḥ) - very calm, serene, tranquil

• ज्ञानवान् (jñānavān) - knowledgeable, wise, possessing wisdom

• भिक्षुः (bhikṣuḥ) - mendicant, renunciate, beggar

• निरपेक्षः (nirapekṣaḥ) - unattached, independent, free from expectation

• चरेत् (caret) - should wander, should conduct oneself, should live

• सुखम् (sukham) - happily, comfortably, easily

Words meanings and morphology

वाक् (vāk) - speech, word, voice

(noun)

Instrumental, feminine, singular of vāc

vāc - speech, word, voice, language

Root: vac (class 2)

Note: Part of a dual compound 'vāk-manobhyām'.

मनोभ्याम् (manobhyām) - by mind (dual)

(noun)

Instrumental, neuter, dual of manas

manas - mind, intellect, heart, consciousness

Root: man (class 4)

Note: Compound 'vāk-manobhyām' (by speech and mind).

शरीरेण (śarīreṇa) - by the body

(noun)

Instrumental, neuter, singular of śarīra

śarīra - body, physical form

शुचिः (śuciḥ) - pure, clean, virtuous

(adjective)

Nominative, masculine, singular of śuci

śuci - pure, clean, bright, holy, virtuous

Root: śuc (class 1)

स्यात् (syāt) - should be, may be

(verb)

3rd person , singular, active, Optative (vidhiliṅ) of as

Root: as (class 2)

अनहंकृतः (anahaṁkṛtaḥ) - without ego, egoless, humble

(adjective)

Nominative, masculine, singular of anahaṃkṛta

anahaṁkṛta - without ego (ahaṃkāra), humble, not proud

Compound type : bahuvrīhi (an+ahaṃkṛta)

• an – not, un-
  indeclinable
  negative prefix
• ahaṃkṛta – made egoistic, done with ego, proud
  adjective (masculine)
  Past Passive Participle
  from √kṛ (to do, make) with 'aham' (ego)
  Root: kṛ (class 8)

प्रशान्तः (praśāntaḥ) - very calm, serene, tranquil

(adjective)

Nominative, masculine, singular of praśānta

praśānta - very calm, tranquil, pacified, serene

Past Passive Participle

Derived from the root √śam with prefix pra-

Prefix: pra

Root: śam (class 4)

ज्ञानवान् (jñānavān) - knowledgeable, wise, possessing wisdom

(adjective)

Nominative, masculine, singular of jñānavat

jñānavat - knowledgeable, wise, possessing wisdom

Possessive suffix -vat to jñāna

भिक्षुः (bhikṣuḥ) - mendicant, renunciate, beggar

(noun)

Nominative, masculine, singular of bhikṣu

bhikṣu - mendicant, renunciate, beggar, one who lives on alms

From the root √bhikṣ (to beg)

Root: bhikṣ (class 1)

निरपेक्षः (nirapekṣaḥ) - unattached, independent, free from expectation

(adjective)

Nominative, masculine, singular of nirapekṣa

nirapekṣa - unattached, independent, indifferent, free from expectation

Compound type : bahuvrīhi (nis+apekṣa)

• nis – without, out of
  indeclinable
  negative prefix
• apekṣa – expectation, regard, dependence, looking towards
  noun (masculine)
  from √īkṣ (to see) with prefix apa-
  Prefix: apa
  Root: īkṣ (class 1)

चरेत् (caret) - should wander, should conduct oneself, should live

(verb)

3rd person , singular, active, Optative (vidhiliṅ) of car

Root: car (class 1)

सुखम् (sukham) - happily, comfortably, easily

(indeclinable)

Note: Used adverbially.