महाभारतः mahābhārataḥ - book-12, chapter-334, verse-3

तावपि ख्याततपसौ नरनारायणावृषी ।
तस्मिन्नेवाश्रमे रम्ये तेपतुस्तप उत्तमम् ॥३॥

3. tāvapi khyātatapasau naranārāyaṇāvṛṣī ,
tasminnevāśrame ramye tepatustapa uttamam.

3. tau api khyātatapasau nara-nārāyaṇau ṛṣī
tasmin eva āśrame ramye tepatuḥ tapaḥ uttamam

3. tau api khyātatapasau nara-nārāyaṇau ṛṣī
tasmin eva ramye āśrame uttamam tapaḥ tepatuḥ

3. Those two sages, Nara and Nārāyaṇa, renowned for their great spiritual austerities (tapas), performed excellent spiritual austerities (tapas) in that very beautiful hermitage (āśrama).

Words meanings summery:

• तौ (tau) - those two

• अपि (api) - also, even

• ख्याततपसौ (khyātatapasau) - renowned for their austerities (tapas)

• नर-नारायणौ (nara-nārāyaṇau) - Nara and Nārāyaṇa (names of two sages)

• ऋषी (ṛṣī) - two sages

• तस्मिन् (tasmin) - in that

• एव (eva) - indeed, very, only

• आश्रमे (āśrame) - in the hermitage (āśrama)

• रम्ये (ramye) - beautiful, charming

• तेपतुः (tepatuḥ) - they performed austerities

• तपः (tapaḥ) - asceticism, austerity (tapas)

• उत्तमम् (uttamam) - excellent, best

Words meanings and morphology

तौ (tau) - those two

(pronoun)

Nominative, masculine, dual of tad

tad - that, those

Note: dual of 'tad' (that)

अपि (api) - also, even

(indeclinable)

ख्याततपसौ (khyātatapasau) - renowned for their austerities (tapas)

(adjective)

Nominative, masculine, dual of khyātatapas

khyātatapas - one whose asceticism (tapas) is known/famous

Bahuvrihi compound describing 'ṛṣī'

Compound type : bahuvrihi (khyāta+tapas)

• khyāta – known, famous, renowned
  adjective
  Past Passive Participle
  from root khyā (to be known)
  Root: khyā (class 2)
• tapas – asceticism, austerity, spiritual discipline (tapas)
  noun (neuter)
  Root: tap (class 1)

Note: dual masculine nominative, agreeing with ṛṣī

नर-नारायणौ (nara-nārāyaṇau) - Nara and Nārāyaṇa (names of two sages)

(proper noun)

Nominative, masculine, dual of nara-nārāyaṇa

nara-nārāyaṇa - Nara and Nārāyaṇa (a pair of ancient sages)

Dvanda compound of Nara and Nārāyaṇa

Compound type : dvandva (nara+nārāyaṇa)

• nara – man, human, primeval man, a sage
  proper noun (masculine)
• nārāyaṇa – Narayana (a name of Vishnu/Krishna, also an ancient sage)
  proper noun (masculine)

Note: dual nominative

ऋषी (ṛṣī) - two sages

(noun)

Nominative, masculine, dual of ṛṣi

ṛṣi - sage, seer

तस्मिन् (tasmin) - in that

(pronoun)

Locative, masculine, singular of tad

tad - that, those

Note: locative singular, agreeing with āśrame

एव (eva) - indeed, very, only

(indeclinable)

Note: emphasizing 'tasmin'

आश्रमे (āśrame) - in the hermitage (āśrama)

(noun)

Locative, masculine, singular of āśrama

āśrama - hermitage, monastery, sacred retreat (āśrama)

from ā + √śram (to exert, to practice austerity)

Prefix: ā

Root: śram (class 4)

रम्ये (ramye) - beautiful, charming

(adjective)

Locative, masculine, singular of ramya

ramya - beautiful, charming, pleasant

Gerundive (karmaṇi pratyaya)

from root ram (to delight, to enjoy)

Root: ram (class 1)

Note: locative singular, agreeing with āśrame

तेपतुः (tepatuḥ) - they performed austerities

(verb)

3rd person , dual, active, perfect (Lit) of tap

Root: tap (class 1)

Note: form of √tap (to perform austerities)

तपः (tapaḥ) - asceticism, austerity (tapas)

(noun)

Accusative, neuter, singular of tapas

tapas - asceticism, austerity, spiritual discipline, heat (tapas)

from root tap (to perform austerities)

Root: tap (class 1)

Note: object of tepatuḥ

उत्तमम् (uttamam) - excellent, best

(adjective)

Accusative, neuter, singular of uttama

uttama - highest, best, excellent

superlative from ud (up)

Note: agreeing with tapaḥ