योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-81, verse-97

अग्नेर्विनाशे सद्रूपपरिणामो निशाकरः ।
इन्दोर्विनाशे सद्रूपपरिणामो हुताशनः ॥ ९७ ॥

agnervināśe sadrūpapariṇāmo niśākaraḥ ,
indorvināśe sadrūpapariṇāmo hutāśanaḥ 97

97. agneḥ vināśe sat-rūpa-pariṇāmaḥ niśākaraḥ
indoḥ vināśe sat-rūpa-pariṇāmaḥ hutāśanaḥ

97. agneḥ vināśe sat-rūpa-pariṇāmaḥ niśākaraḥ
indoḥ vināśe sat-rūpa-pariṇāmaḥ hutāśanaḥ

97. When fire is destroyed, its transformation into a substantial form is the moon. Similarly, when the moon is destroyed, its transformation into a substantial form is fire.

Words meanings summery:

• अग्नेः (agneḥ) - of fire

• विनाशे (vināśe) - in destruction, upon destruction, during destruction

• सत्-रूप-परिणामः (sat-rūpa-pariṇāmaḥ) - transformation into a true/real form, substantial transformation, essential change

• निशाकरः (niśākaraḥ) - the moon

• इन्दोः (indoḥ) - of the moon

• विनाशे (vināśe) - in destruction, upon destruction, during destruction

• सत्-रूप-परिणामः (sat-rūpa-pariṇāmaḥ) - transformation into a true/real form, substantial transformation, essential change

• हुताशनः (hutāśanaḥ) - fire

Words meanings and morphology

अग्नेः (agneḥ) - of fire

(noun)

Genitive, masculine, singular of agni

agni - fire, god of fire (Agni), digestive fire

Note: Also ablative singular.

विनाशे (vināśe) - in destruction, upon destruction, during destruction

(noun)

Locative, masculine, singular of vināśa

vināśa - destruction, annihilation, ruin, disappearance

From root naś- (to perish, be lost) with prefix vi-.

Prefix: vi

Root: naś (class 4)

सत्-रूप-परिणामः (sat-rūpa-pariṇāmaḥ) - transformation into a true/real form, substantial transformation, essential change

(noun)

Nominative, masculine, singular of sat-rūpa-pariṇāma

sat-rūpa-pariṇāma - transformation into a true/real form, essential transformation, substantial change

Compound of sat (true, real), rūpa (form, nature), and pariṇāma (transformation).

Compound type : karmadhāraya (sat+rūpa+pariṇāma)

• sat – existent, real, true, good, being
  adjective
  Present Active Participle
  From root as (to be)
  Root: as (class 2)
• rūpa – form, shape, appearance, nature, essential property
  noun (neuter)
• pariṇāma – transformation, change, evolution, result, consequence
  noun (masculine)
  From pari- + nam (to bend, turn)
  Prefix: pari
  Root: nam (class 1)

निशाकरः (niśākaraḥ) - the moon

(noun)

Nominative, masculine, singular of niśākara

niśākara - moon (literally, "night-maker")

Compound of niśā (night) and kara (maker).

Compound type : tatpuruṣa (niśā+kara)

• niśā – night
  noun (feminine)
• kara – maker, doer, hand, ray
  noun (masculine)
  From root kṛ (to do, make) + suffix -a
  Root: kṛ (class 8)

इन्दोः (indoḥ) - of the moon

(noun)

Genitive, masculine, singular of indu

indu - moon, drop, pearl

u-stem noun

Note: Also ablative singular.

विनाशे (vināśe) - in destruction, upon destruction, during destruction

(noun)

Locative, masculine, singular of vināśa

vināśa - destruction, annihilation, ruin, disappearance

From root naś- (to perish, be lost) with prefix vi-.

Prefix: vi

Root: naś (class 4)

सत्-रूप-परिणामः (sat-rūpa-pariṇāmaḥ) - transformation into a true/real form, substantial transformation, essential change

(noun)

Nominative, masculine, singular of sat-rūpa-pariṇāma

sat-rūpa-pariṇāma - transformation into a true/real form, essential transformation, substantial change

Compound of sat (true, real), rūpa (form, nature), and pariṇāma (transformation).

Compound type : karmadhāraya (sat+rūpa+pariṇāma)

• sat – existent, real, true, good, being
  adjective
  Present Active Participle
  From root as (to be)
  Root: as (class 2)
• rūpa – form, shape, appearance, nature, essential property
  noun (neuter)
• pariṇāma – transformation, change, evolution, result, consequence
  noun (masculine)
  From pari- + nam (to bend, turn)
  Prefix: pari
  Root: nam (class 1)

हुताशनः (hutāśanaḥ) - fire

(noun)

Nominative, masculine, singular of hutāśana

hutāśana - fire, god of fire (Agni), literally "one who eats oblations"

Compound of huta (offered, sacrificed) and aśana (eating, food).

Compound type : bahuvrīhi (huta+aśana)

• huta – offered, sacrificed, cast into fire
  adjective
  Past Passive Participle
  From root hu (to offer, sacrifice)
  Root: hu (class 3)
• aśana – eating, food, that which is eaten
  noun (neuter)
  From root aś (to eat)
  Root: aś (class 9)