महाभारतः mahābhārataḥ - book-1, chapter-17, verse-8

ततो वैरविनिर्बन्धः कृतो राहुमुखेन वै ।
शाश्वतश्चन्द्रसूर्याभ्यां ग्रसत्यद्यापि चैव तौ ॥८॥

8. tato vairavinirbandhaḥ kṛto rāhumukhena vai ,
śāśvataścandrasūryābhyāṁ grasatyadyāpi caiva tau.

8. tataḥ vairavinirbandhaḥ kṛtaḥ rāhumukhena vai
śāśvataḥ candrasūryābhyām grasati adyāpi ca eva tau

8. Then, a perpetual enmity was indeed established by Rahu against the Moon and Sun, and even today he swallows them.

Words meanings summery:

• ततः (tataḥ) - then, following that (then, thereafter, from that)

• वैरविनिर्बन्धः (vairavinirbandhaḥ) - a perpetual enmity (firm resolve for enmity, constant enmity)

• कृतः (kṛtaḥ) - was established (made, done, established)

• राहुमुखेन (rāhumukhena) - by Rahu (by Rahu's mouth/face, by Rahu)

• वै (vai) - indeed (indeed, certainly)

• शाश्वतः (śāśvataḥ) - perpetual (eternal, perpetual, everlasting)

• चन्द्रसूर्याभ्याम् (candrasūryābhyām) - against the Moon and Sun (by the Moon and Sun, for/against the Moon and Sun)

• ग्रसति (grasati) - he swallows (causes eclipses) (he swallows, devours)

• अद्यापि (adyāpi) - even today (even today, still)

• च (ca) - and (and, also)

• एव (eva) - indeed, still (emphasizes continuance) (indeed, only, just)

• तौ (tau) - them both (Moon and Sun) (them both, those two)

Words meanings and morphology

ततः (tataḥ) - then, following that (then, thereafter, from that)

(indeclinable)

वैरविनिर्बन्धः (vairavinirbandhaḥ) - a perpetual enmity (firm resolve for enmity, constant enmity)

(noun)

Nominative, masculine, singular of vairavinirbandha

vairavinirbandha - fixed enmity, resolute hostility

Compound type : tatpuruṣa (vaira+vinirbandha)

• vaira – enmity, hostility
  noun (neuter)
  Root: vī
• vinirbandha – firm resolve, steadfastness, persistence
  noun (masculine)
  From vi + nir + √bandh (to bind).
  Prefixes: vi+nir
  Root: bandh (class 9)

Note: Subject of 'kṛtaḥ'.

कृतः (kṛtaḥ) - was established (made, done, established)

(participle)

Nominative, masculine, singular of kṛta

kṛta - made, done, performed, established

past passive participle

From √kṛ (to do, make).

Root: kṛ (class 8)

Note: Main verb in a passive construction.

राहुमुखेन (rāhumukhena) - by Rahu (by Rahu's mouth/face, by Rahu)

(noun)

Instrumental, neuter, singular of rāhumukha

rāhumukha - Rahu's mouth/face, Rahu himself

Used here metaphorically for Rahu as the agent.

Compound type : tatpuruṣa (rāhu+mukha)

• rāhu – Rahu (the demon)
  noun (masculine)
• mukha – mouth, face, chief part
  noun (neuter)

Note: Agent of 'kṛtaḥ'.

वै (vai) - indeed (indeed, certainly)

(indeclinable)

Emphatic particle.

Note: Emphasizes the preceding statement.

शाश्वतः (śāśvataḥ) - perpetual (eternal, perpetual, everlasting)

(adjective)

Nominative, masculine, singular of śāśvata

śāśvata - eternal, perpetual, constant, universal

Derived from 'śaśvat' (always, constantly).

Note: Adjective modifying 'vairavinirbandhaḥ'.

चन्द्रसूर्याभ्याम् (candrasūryābhyām) - against the Moon and Sun (by the Moon and Sun, for/against the Moon and Sun)

(noun)

Dative, masculine, dual of candrasūrya

candrasūrya - Moon and Sun

Compound type : dvandva (candra+sūrya)

• candra – Moon
  noun (masculine)
• sūrya – Sun
  noun (masculine)

Note: Implies direction or object of the enmity.

ग्रसति (grasati) - he swallows (causes eclipses) (he swallows, devours)

(verb)

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

Forms a present tense verb.

Root: gras (class 1)

Note: Verb for Rahu (implied subject).

अद्यापि (adyāpi) - even today (even today, still)

(indeclinable)

From adya (today) + api (even).

Compound type : avyayībhāva (adya+api)

• adya – today
  indeclinable
• api – even, also
  indeclinable

Note: Adverb of time.

च (ca) - and (and, also)

(indeclinable)

Conjunction.

Note: Connects clauses.

एव (eva) - indeed, still (emphasizes continuance) (indeed, only, just)

(indeclinable)

Emphatic particle.

Note: Emphasizes the preceding 'adyāpi'.

तौ (tau) - them both (Moon and Sun) (them both, those two)

(pronoun)

Accusative, masculine, dual of tad

tad - that, he/she/it

Note: Object of 'grasati'.