योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-78, verse-37

राज्ञो रात्रिंदिवं धर्मो दुष्टभूतविनिग्रहः ।
स्वधर्मत्यागिनो ये तु ते विनाशानलेन्धनम् ॥ ३७ ॥

rājño rātriṃdivaṃ dharmo duṣṭabhūtavinigrahaḥ ,
svadharmatyāgino ye tu te vināśānalendhanam 37

37. rājñaḥ rātrindivam dharmaḥ duṣṭabhūtavinigrahaḥ
svadharma tyāginaḥ ye tu te vināśānala indhanam

37. rājñaḥ rātrindivam duṣṭabhūtavinigrahaḥ dharmaḥ
ye tu svadharma tyāginaḥ te vināśānala indhanam

37. The king's natural law (dharma) is to suppress wicked beings both day and night. But those who abandon their own intrinsic nature (svadharma) become fuel for the fire of destruction.

Words meanings summery:

• राज्ञः (rājñaḥ) - of the king

• रात्रिन्दिवम् (rātrindivam) - day and night

• धर्मः (dharmaḥ) - natural law (duty, law, righteousness, intrinsic nature)

• दुष्टभूतविनिग्रहः (duṣṭabhūtavinigrahaḥ) - the suppression of wicked beings/creatures

• स्वधर्म (svadharma) - their own intrinsic nature (svadharma) (one's own duty, one's intrinsic nature)

• त्यागिनः (tyāginaḥ) - those who abandon, abandoners

• ये (ye) - those who, which (masculine plural nominative)

• तु (tu) - but, indeed, on the other hand

• ते (te) - they (masculine plural nominative)

• विनाशानल (vināśānala) - fire of destruction

• इन्धनम् (indhanam) - fuel, firewood

Words meanings and morphology

राज्ञः (rājñaḥ) - of the king

(noun)

Genitive, masculine, singular of rājan

rājan - king, sovereign

रात्रिन्दिवम् (rātrindivam) - day and night

(indeclinable)

rātri (night) + divā (day, adv.)

Compound type : dvandva (rātri+diva)

• rātri – night
  noun (feminine)
• diva – day, heaven
  noun (masculine)

Note: Functions adverbially, 'day and night'.

धर्मः (dharmaḥ) - natural law (duty, law, righteousness, intrinsic nature)

(noun)

Nominative, masculine, singular of dharma

dharma - righteous conduct, moral law, duty, intrinsic nature, constitution, religion

From root dhṛ (to hold, support) + man suffix

Root: dhṛ (class 1)

दुष्टभूतविनिग्रहः (duṣṭabhūtavinigrahaḥ) - the suppression of wicked beings/creatures

(noun)

Nominative, masculine, singular of duṣṭabhūtavinigraha

duṣṭabhūtavinigraha - restraint or suppression of wicked beings

duṣṭa (wicked) + bhūta (being) + vinigraha (restraint)

Compound type : tatpuruṣa (duṣṭa+bhūta+vinigraha)

• duṣṭa – wicked, evil, corrupted, bad
  adjective (masculine)
  Past Passive Participle
  From root duṣ (to spoil, to be wicked) + kta suffix
  Root: duṣ (class 4)
• bhūta – being, creature, ghost, past
  noun (neuter)
  Past Passive Participle
  From root bhū (to be, become) + kta suffix
  Root: bhū (class 1)
• vinigraha – restraint, suppression, subduing
  noun (masculine)
  From root grah (to seize, take) + vi + ni
  Prefixes: vi+ni
  Root: grah (class 9)

Note: This entire compound is the predicate noun for dharma.

स्वधर्म (svadharma) - their own intrinsic nature (svadharma) (one's own duty, one's intrinsic nature)

(noun)

Accusative, masculine, singular of svadharma

svadharma - one's own duty, one's natural or intrinsic quality/nature

sva (own) + dharma (duty, nature)

Compound type : tatpuruṣa (sva+dharma)

• sva – own, one's own
  pronoun (masculine)
• dharma – righteous conduct, moral law, duty, intrinsic nature, constitution, religion
  noun (masculine)
  From root dhṛ (to hold, support) + man suffix
  Root: dhṛ (class 1)

Note: Accusative object of 'tyāginaḥ'.

त्यागिनः (tyāginaḥ) - those who abandon, abandoners

(adjective)

Nominative, masculine, plural of tyāgin

tyāgin - abandoning, renouncing, one who abandons

From root tyaj (to abandon) + ṇin suffix

Root: tyaj (class 1)

Note: Refers to 'ye'.

ये (ye) - those who, which (masculine plural nominative)

(pronoun)

Nominative, masculine, plural of yad

yad - who, which, what, that

Note: Relative pronoun.

तु (tu) - but, indeed, on the other hand

(indeclinable)

ते (te) - they (masculine plural nominative)

(pronoun)

Nominative, masculine, plural of tad

tad - that, he, she, it

Note: Correlative pronoun for 'ye'.

विनाशानल (vināśānala) - fire of destruction

(noun)

masculine, singular of vināśānala

vināśānala - fire of destruction

vināśa (destruction) + anala (fire)

Compound type : tatpuruṣa (vināśa+anala)

• vināśa – destruction, ruin, annihilation
  noun (masculine)
  From root naś (to perish) + vi (prefix)
  Prefix: vi
  Root: naś (class 4)
• anala – fire
  noun (masculine)

इन्धनम् (indhanam) - fuel, firewood

(noun)

Nominative, neuter, singular of indhana

indhana - fuel, firewood, kindling

From root indh (to kindle, inflame) + ana suffix

Root: indh (class 7)

Note: Predicate noun of 'te'.