महाभारतः mahābhārataḥ - book-9, chapter-50, verse-21

तवैव नाम्ना प्रथितः पुत्रस्ते लोकभावनः ।
सारस्वत इति ख्यातो भविष्यति महातपाः ॥२१॥

21. tavaiva nāmnā prathitaḥ putraste lokabhāvanaḥ ,
sārasvata iti khyāto bhaviṣyati mahātapāḥ.

21. tava eva nāmnā prathitaḥ putraḥ te lokabhāvanaḥ
sārasvataḥ iti khyātaḥ bhaviṣyati mahātapāḥ

21. tava eva nāmnā prathitaḥ lokabhāvanaḥ te putraḥ
sārasvataḥ iti khyātaḥ mahātapāḥ bhaviṣyati

21. Your son will indeed be famous by your very name, renowned as Sarasvata, the sustainer of the world, and possessing great spiritual discipline (tapas).

Words meanings summery:

• तव (tava) - your, of you

• एव (eva) - indeed, only, certainly

• नाम्ना (nāmnā) - by name

• प्रथितः (prathitaḥ) - renowned, famous, spread

• पुत्रः (putraḥ) - son

• ते (te) - your, of you

• लोकभावनः (lokabhāvanaḥ) - sustainer of the world, promoter of people's well-being

• सारस्वतः (sārasvataḥ) - The proper name of the son. (Sarasvata (name), related to Sarasvatī)

• इति (iti) - thus, so (quotation marker)

• ख्यातः (khyātaḥ) - known, famous

• भविष्यति (bhaviṣyati) - he will be

• महातपाः (mahātapāḥ) - of great asceticism, having great spiritual discipline (tapas)

Words meanings and morphology

तव (tava) - your, of you

(pronoun)

Genitive, singular of tvam

tvam - you (singular)

एव (eva) - indeed, only, certainly

(indeclinable)

नाम्ना (nāmnā) - by name

(noun)

Instrumental, neuter, singular of nāman

nāman - name, appellation

प्रथितः (prathitaḥ) - renowned, famous, spread

(adjective)

Nominative, masculine, singular of prathita

prathita - renowned, celebrated, famous, spread out, extended

Past Passive Participle

Derived from the root prath ('to spread, be famous') with the past passive participle suffix -ta.

Root: prath (class 1)

पुत्रः (putraḥ) - son

(noun)

Nominative, masculine, singular of putra

putra - son, child

ते (te) - your, of you

(pronoun)

Genitive, singular of tvam

tvam - you (singular)

Note: Could also be dative singular.

लोकभावनः (lokabhāvanaḥ) - sustainer of the world, promoter of people's well-being

(adjective)

Nominative, masculine, singular of lokabhāvana

lokabhāvana - causing the world to exist, cherishing people, beneficent to the world

Compound type : tatpuruṣa (loka+bhāvana)

• loka – world, people, universe
  noun (masculine)
• bhāvana – causing to be, promoting, cherishing, creator
  adjective (masculine)
  agent noun/suffix
  Derived from the root bhū ('to be, exist') with the causative suffix -āpay + -ana.
  Root: bhū (class 1)

सारस्वतः (sārasvataḥ) - The proper name of the son. (Sarasvata (name), related to Sarasvatī)

(proper noun)

Nominative, masculine, singular of sārasvata

sārasvata - relating to Sarasvatī, descendant of Sarasvatī, name of a sage

इति (iti) - thus, so (quotation marker)

(indeclinable)

ख्यातः (khyātaḥ) - known, famous

(adjective)

Nominative, masculine, singular of khyāta

khyāta - known, famous, celebrated, mentioned

Past Passive Participle

Derived from the root khyā ('to be known, to tell') with the past passive participle suffix -ta.

Root: khyā (class 2)

भविष्यति (bhaviṣyati) - he will be

(verb)

3rd person , singular, active, future indicative (lṛṭ) of bhū

Root: bhū (class 1)

महातपाः (mahātapāḥ) - of great asceticism, having great spiritual discipline (tapas)

(adjective)

Nominative, masculine, singular of mahātapas

mahātapas - having great spiritual discipline (tapas), highly ascetic

Compound type : bahuvrīhi (mahā+tapas)

• mahā – great, large, mighty
  adjective
• tapas – asceticism, spiritual discipline, heat, penance (tapas)
  noun (neuter)