महाभारतः mahābhārataḥ - book-12, chapter-183, verse-8

राहुग्रस्तस्य सोमस्य यथा ज्योत्स्ना न भासते ।
तथा तमोभिभूतानां भूतानां भ्रश्यते सुखम् ॥८॥

8. rāhugrastasya somasya yathā jyotsnā na bhāsate ,
tathā tamobhibhūtānāṁ bhūtānāṁ bhraśyate sukham.

8. rāhugrastasya somasya yathā jyotsnā na bhāsate
tathā tamaḥabhibhūtānām bhūtānām bhraśyate sukham

8. yathā rāhugrastasya somasya jyotsnā na bhāsate
tathā tamaḥabhibhūtānām bhūtānām sukham bhraśyate

8. Just as the moonlight of the moon seized by Rāhu does not shine, similarly, the happiness of beings overwhelmed by darkness perishes.

Words meanings summery:

• राहुग्रस्तस्य (rāhugrastasya) - of the Rāhu-seized

• सोमस्य (somasya) - of the moon

• यथा (yathā) - just as, as

• ज्योत्स्ना (jyotsnā) - moonlight

• न (na) - not, no

• भासते (bhāsate) - shines

• तथा (tathā) - similarly, so, thus

• तमःअभिभूतानाम् (tamaḥabhibhūtānām) - of those overwhelmed by darkness

• भूतानाम् (bhūtānām) - of beings, of creatures

• भ्रश्यते (bhraśyate) - perishes, falls away, is lost

• सुखम् (sukham) - happiness, joy, comfort

Words meanings and morphology

राहुग्रस्तस्य (rāhugrastasya) - of the Rāhu-seized

(adjective)

Genitive, masculine, singular of rāhugrasta

rāhugrasta - seized by Rāhu

Compound type : Tatpuruṣa (rāhu+grasta)

• rāhu – Rāhu (a mythical demon who causes eclipses)
  proper noun (masculine)
• grasta – seized, grasped, eclipsed, devoured
  adjective (masculine)
  Past Passive Participle
  From root 'gras' (to seize, devour)
  Root: gras (class 1)

सोमस्य (somasya) - of the moon

(noun)

Genitive, masculine, singular of soma

soma - moon, Soma (a divine drink or plant)

यथा (yathā) - just as, as

(indeclinable)

ज्योत्स्ना (jyotsnā) - moonlight

(noun)

Nominative, feminine, singular of jyotsnā

jyotsnā - moonlight, moonshine

न (na) - not, no

(indeclinable)

भासते (bhāsate) - shines

(verb)

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

Root: bhās (class 1)

तथा (tathā) - similarly, so, thus

(indeclinable)

तमःअभिभूतानाम् (tamaḥabhibhūtānām) - of those overwhelmed by darkness

(adjective)

Genitive, masculine, plural of tamaḥabhibhūta

tamaḥabhibhūta - overwhelmed by darkness

Compound type : Tatpuruṣa (tamas+abhibhūta)

• tamas – darkness, gloom, ignorance
  noun (neuter)
• abhibhūta – overwhelmed, subdued, overcome
  adjective (masculine)
  Past Passive Participle
  From 'abhi-' (over) + root 'bhū' (to be, to overcome)
  Prefix: abhi
  Root: bhū (class 1)

भूतानाम् (bhūtānām) - of beings, of creatures

(noun)

Genitive, masculine, plural of bhūta

bhūta - being, creature, element, past, happened

Past Passive Participle

From root 'bhū' (to be, to exist)

Root: bhū (class 1)

भ्रश्यते (bhraśyate) - perishes, falls away, is lost

(verb)

3rd person , singular, passive, present (laṭ) of bhraś

Root: bhraś (class 4)

सुखम् (sukham) - happiness, joy, comfort

(noun)

Nominative, neuter, singular of sukha

sukha - happiness, joy, pleasure, comfort, well-being