योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-18, verse-66

यथा देहोपयुक्तं हि करोत्यारोग्यमौषधम् ।
तथेन्द्रियजयेऽभ्यस्ते विवेकः फलितो भवेत् ॥ ६६ ॥

yathā dehopayuktaṃ hi karotyārogyamauṣadham ,
tathendriyajaye'bhyaste vivekaḥ phalito bhavet 66

66. yathā dehopayuktam hi karoti ārogyam auṣadham
tathā indriyajaye abhyaste vivekaḥ phalitaḥ bhavet

66. yathā hi dehopayuktam auṣadham ārogyam karoti
tathā indriyajaye abhyaste vivekaḥ phalitaḥ bhavet

66. Just as medicine, when properly utilized by the body, certainly brings about health, so too, discernment (viveka) becomes fruitful when practiced in the conquest of the senses.

Words meanings summery:

• यथा (yathā) - just as, as, according to

• देहोपयुक्तम् (dehopayuktam) - suitable for the body, utilized by the body

• हि (hi) - indeed, certainly, because, for

• करोति (karoti) - does, makes, creates, brings about

• आरोग्यम् (ārogyam) - health, freedom from disease, well-being

• औषधम् (auṣadham) - medicine, herb, drug

• तथा (tathā) - so, thus, similarly, in that manner

• इन्द्रियजये (indriyajaye) - in the conquest of the senses

• अभ्यस्ते (abhyaste) - when practiced, accustomed, perfected

• विवेकः (vivekaḥ) - discrimination, discernment, judgment, clear perception

• फलितः (phalitaḥ) - fruitful, bearing fruit, successful

• भवेत् (bhavet) - may be, should be, would be

Words meanings and morphology

यथा (yathā) - just as, as, according to

(indeclinable)

देहोपयुक्तम् (dehopayuktam) - suitable for the body, utilized by the body

(adjective)

Nominative, neuter, singular of dehopayukta

dehopayukta - suitable for the body, utilized by the body

From deha (body) + upayukta (used, suitable)

Compound type : tatpuruṣa (deha+upayukta)

• deha – body
  noun (masculine)
• upayukta – used, employed, suitable, proper
  adjective
  Past Passive Participle
  From upa- + yuj + kta
  Prefix: upa
  Root: yuj (class 7)

Note: Qualifies 'auṣadham'.

हि (hi) - indeed, certainly, because, for

(indeclinable)

Note: Emphatic particle.

करोति (karoti) - does, makes, creates, brings about

(verb)

3rd person , singular, active, present (laṭ) of kṛ

Root: kṛ (class 8)

आरोग्यम् (ārogyam) - health, freedom from disease, well-being

(noun)

Accusative, neuter, singular of ārogya

ārogya - health, freedom from disease, well-being

From a-roga (without disease) + yañ

Compound type : bahuvrīhi (a+roga)

• a – not, non, un-
  prefix
• roga – disease, sickness, illness
  noun (masculine)
  From ruj + ghañ
  Root: ruj (class 6)

Note: Object of 'karoti'.

औषधम् (auṣadham) - medicine, herb, drug

(noun)

Nominative, neuter, singular of auṣadha

auṣadha - medicine, drug, herb, medicinal plant

From oṣadhi + aṇ

Note: Subject of 'karoti'.

तथा (tathā) - so, thus, similarly, in that manner

(indeclinable)

Note: Correlative to 'yathā'.

इन्द्रियजये (indriyajaye) - in the conquest of the senses

(noun)

Locative, masculine, singular of indriyajaya

indriyajaya - conquest of the senses, control over sense organs

From indriya (sense) + jaya (victory)

Compound type : tatpuruṣa (indriya+jaya)

• indriya – sense organ, faculty, power
  noun (neuter)
  From indra + ya
• jaya – victory, conquest, triumph
  noun (masculine)
  From ji + ac
  Root: ji (class 1)

Note: Indicates the sphere of action.

अभ्यस्ते (abhyaste) - when practiced, accustomed, perfected

(adjective)

Locative, masculine, singular of abhyasta

abhyasta - practiced, studied, accustomed, perfected

Past Passive Participle

From abhi- + as + kta

Prefix: abhi

Root: as (class 4)

Note: Qualifies 'indriyajaye'.

विवेकः (vivekaḥ) - discrimination, discernment, judgment, clear perception

(noun)

Nominative, masculine, singular of viveka

viveka - discrimination, discernment, judgment, clear perception, distinction

From vi- + vic + ghañ

Prefix: vi

Root: vic (class 7)

Note: Subject of 'bhavet'.

फलितः (phalitaḥ) - fruitful, bearing fruit, successful

(adjective)

Nominative, masculine, singular of phalita

phalita - fruitful, bearing fruit, successful, reaped

Past Passive Participle

From phala + itac

Note: Predicative adjective for 'vivekaḥ'.

भवेत् (bhavet) - may be, should be, would be

(verb)

3rd person , singular, active, optative (vidhiliṅ) of bhū

Root: bhū (class 1)

Note: Expresses potential or desirability.