महाभारतः mahābhārataḥ - book-12, chapter-139, verse-91

विश्वामित्रोऽपि भगवांस्तपसा दग्धकिल्बिषः ।
कालेन महता सिद्धिमवाप परमाद्भुताम् ॥९१॥

91. viśvāmitro'pi bhagavāṁstapasā dagdhakilbiṣaḥ ,
kālena mahatā siddhimavāpa paramādbhutām.

91. viśvāmitraḥ api bhagavān tapasā dagdhakilbiṣaḥ
kālena mahatā siddhim avāpa paramādbhutām

91. api bhagavān viśvāmitraḥ tapasā dagdhakilbiṣaḥ
mahatā kālena paramādbhutām siddhim avāpa

91. Even the revered Viśvāmitra, whose impurities were burned away by his asceticism (tapas), attained an exceedingly wondrous spiritual perfection (siddhi) after a long period of time.

Words meanings summery:

• विश्वामित्रः (viśvāmitraḥ) - Viśvāmitra (a sage)

• अपि (api) - even, also, too

• भगवान् (bhagavān) - referring to Viśvāmitra as a revered sage (revered, divine, glorious, blessed)

• तपसा (tapasā) - by asceticism, by penance

• दग्धकिल्बिषः (dagdhakilbiṣaḥ) - whose impurities are burnt, purified from sin

• कालेन (kālena) - by time, in time, after a period

• महता (mahatā) - by a long (time) (by great, by long)

• सिद्धिम् (siddhim) - spiritual perfection (perfection, accomplishment, success)

• अवाप (avāpa) - attained, reached, obtained

• परमाद्भुताम् (paramādbhutām) - most astonishing, exceedingly wonderful

Words meanings and morphology

विश्वामित्रः (viśvāmitraḥ) - Viśvāmitra (a sage)

(proper noun)

Nominative, masculine, singular of viśvāmitra

viśvāmitra - Name of a famous Vedic sage, son of Gādhi, a kṣatriya who became a brāhmaṇa by tapas

अपि (api) - even, also, too

(indeclinable)

भगवान् (bhagavān) - referring to Viśvāmitra as a revered sage (revered, divine, glorious, blessed)

(adjective)

Nominative, masculine, singular of bhagavat

bhagavat - blessed, glorious, divine, prosperous, venerable, fortunate

तपसा (tapasā) - by asceticism, by penance

(noun)

Instrumental, neuter, singular of tapas

tapas - asceticism, penance, spiritual austerity, heat

Root: tap (class 1)

दग्धकिल्बिषः (dagdhakilbiṣaḥ) - whose impurities are burnt, purified from sin

(adjective)

Nominative, masculine, singular of dagdhakilbiṣa

dagdhakilbiṣa - whose impurities are burnt, purified from sin

Compound type : bahuvrīhi (dagdha+kilbiṣa)

• dagdha – burnt, consumed, purified
  adjective (masculine)
  Past Passive Participle
  From root √dah (to burn)
  Root: dah (class 1)
• kilbiṣa – sin, fault, impurity, transgression
  noun (neuter)

कालेन (kālena) - by time, in time, after a period

(noun)

Instrumental, masculine, singular of kāla

kāla - time, period, season, death

Root: kal (class 10)

महता (mahatā) - by a long (time) (by great, by long)

(adjective)

Instrumental, masculine, singular of mahat

mahat - great, large, important, mighty

सिद्धिम् (siddhim) - spiritual perfection (perfection, accomplishment, success)

(noun)

Accusative, feminine, singular of siddhi

siddhi - accomplishment, success, perfection, supernatural power

From root √sidh (to succeed)

Root: sidh (class 4)

अवाप (avāpa) - attained, reached, obtained

(verb)

3rd person , singular, active, past (luṅ) of āp

Past tense

The root is √āp with the prefix ava. Often listed as an irregular perfect or aorist.

Prefix: ava

Root: āp (class 5)

परमाद्भुताम् (paramādbhutām) - most astonishing, exceedingly wonderful

(adjective)

Accusative, feminine, singular of paramādbhuta

paramādbhuta - exceedingly wonderful, most astonishing

Compound type : karmadhāraya (parama+adbūta)

• parama – highest, best, supreme, ultimate
  adjective (masculine)
• adbūta – wonderful, marvelous, astonishing, miraculous
  adjective (neuter)