महाभारतः mahābhārataḥ - book-12, chapter-148, verse-9

यो मर्त्यः प्रतिपद्येत आयुर्जीवेत वा पुनः ।
यज्ञमेकान्ततः कृत्वा तत्संन्यस्य तपश्चरेत् ॥९॥

9. yo martyaḥ pratipadyeta āyurjīveta vā punaḥ ,
yajñamekāntataḥ kṛtvā tatsaṁnyasya tapaścaret.

9. yaḥ martyaḥ pratipadyeta āyuḥ jīveta vā punaḥ
yajñam ekāntataḥ kṛtvā tat saṃnyasya tapaḥ caret

9. yaḥ martyaḥ āyuḥ pratipadyeta vā punaḥ jīveta
ekāntataḥ yajñam kṛtvā tat saṃnyasya tapaḥ caret

9. A mortal who wishes to attain a long life or to continue living should, after thoroughly performing a Vedic ritual (yajña), renounce that (sacrifice) and then undertake austerity (tapas).

Words meanings summery:

• यः (yaḥ) - who, whoever

• मर्त्यः (martyaḥ) - mortal, human

• प्रतिपद्येत (pratipadyeta) - should attain, should experience

• आयुः (āyuḥ) - life, longevity

• जीवेत (jīveta) - should live, should exist

• वा (vā) - or, either...or

• पुनः (punaḥ) - to be reborn, or to live a prolonged life (again, anew, furthermore)

• यज्ञम् (yajñam) - sacrifice, ritual

• एकान्ततः (ekāntataḥ) - exclusively, completely, thoroughly

• कृत्वा (kṛtvā) - having done, having performed

• तत् (tat) - that sacrifice (that, it)

• संन्यस्य (saṁnyasya) - having renounced, having given up

• तपः (tapaḥ) - austerity, penance

• चरेत् (caret) - should practice, should perform

Words meanings and morphology

यः (yaḥ) - who, whoever

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what

मर्त्यः (martyaḥ) - mortal, human

(noun)

Nominative, masculine, singular of martya

martya - mortal, human being

प्रतिपद्येत (pratipadyeta) - should attain, should experience

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of pratipad

Prefix: prati

Root: pad (class 4)

आयुः (āyuḥ) - life, longevity

(noun)

Accusative, neuter, singular of āyus

āyus - life, duration of life, longevity

जीवेत (jīveta) - should live, should exist

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of jīv

Root: jīv (class 1)

वा (vā) - or, either...or

(indeclinable)

पुनः (punaḥ) - to be reborn, or to live a prolonged life (again, anew, furthermore)

(indeclinable)

यज्ञम् (yajñam) - sacrifice, ritual

(noun)

Accusative, masculine, singular of yajña

yajña - sacrifice, ritual, worship

एकान्ततः (ekāntataḥ) - exclusively, completely, thoroughly

(indeclinable)

Derived from ekānta (exclusive, complete) with suffix tas

कृत्वा (kṛtvā) - having done, having performed

(indeclinable)

absolutiv (gerund)

Root: kṛ (class 8)

तत् (tat) - that sacrifice (that, it)

(pronoun)

Accusative, neuter, singular of tad

tad - that, it, this

संन्यस्य (saṁnyasya) - having renounced, having given up

(indeclinable)

absolutiv (gerund)

Prefixes: sam+ni

Root: as (class 4)

तपः (tapaḥ) - austerity, penance

(noun)

Accusative, neuter, singular of tapas

tapas - austerity, penance, heat, spiritual fervor

चरेत् (caret) - should practice, should perform

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of car

Root: car (class 1)