महाभारतः mahābhārataḥ - book-12, chapter-313, verse-19

स वनेऽग्नीन्यथान्यायमात्मन्यारोप्य धर्मवित् ।
निर्द्वंद्वो वीतरागात्मा ब्रह्माश्रमपदे वसेत् ॥१९॥

19. sa vane'gnīnyathānyāyamātmanyāropya dharmavit ,
nirdvaṁdvo vītarāgātmā brahmāśramapade vaset.

19. saḥ vane agnīn yathānyāyam ātmani āropya dharmavit
nirdvandvaḥ vītarāgātmā brahmāśramapade vaset

19. saḥ dharmavit nirdvandvaḥ vītarāgātmā vane agnīn
yathānyāyam ātmani āropya brahmāśramapade vaset

19. That person, who understands natural law (dharma), should then, in the forest, symbolically transfer his sacred fires into his inner self (ātman), and free from all dualities and with a self liberated from attachments, he should reside in the stage of life of a renunciant (brahmāśrama).

Words meanings summery:

• सः (saḥ) - that person (referring to the forest-dweller from the previous verse) (he, that)

• वने (vane) - while residing in the forest (as a vānaprastha) (in the forest)

• अग्नीन् (agnīn) - the sacred fires (yajña) traditionally maintained for rituals (fires)

• यथान्यायम् (yathānyāyam) - in the proper, prescribed way (referring to the ritualistic transfer) (according to justice, properly, in due manner)

• आत्मनि (ātmani) - into his own inner being or consciousness (ātman) (in the self, in his soul)

• आरोप्य (āropya) - having ritually or symbolically transferred (the fires) (having placed upon, having transferred)

• धर्मवित् (dharmavit) - one who understands the principles of natural law (dharma) and righteous conduct (knower of dharma)

• निर्द्वन्द्वः (nirdvandvaḥ) - transcending the influence of pleasure and pain, heat and cold, etc. (free from dualities, without pairs of opposites)

• वीतरागात्मा (vītarāgātmā) - with an inner self (ātman) completely devoid of desires and passions (whose soul is free from attachment)

• ब्रह्माश्रमपदे (brahmāśramapade) - in the sannyāsa (renunciant) stage of life, dedicated to the supreme reality (brahman) (in the stage of life of a renunciant, in the stage leading to Brahman)

• वसेत् (vaset) - should live his life according to the principles of renunciation (should dwell, should reside, should live)

Words meanings and morphology

सः (saḥ) - that person (referring to the forest-dweller from the previous verse) (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

Demonstrative pronoun.

Note: Subject of the sentence.

वने (vane) - while residing in the forest (as a vānaprastha) (in the forest)

(noun)

Locative, neuter, singular of vana

vana - forest, wood, grove

Note: Indicates the place of action.

अग्नीन् (agnīn) - the sacred fires (yajña) traditionally maintained for rituals (fires)

(noun)

Accusative, masculine, plural of agni

agni - fire, sacred fire, god of fire

Note: Object of 'āropya'.

यथान्यायम् (yathānyāyam) - in the proper, prescribed way (referring to the ritualistic transfer) (according to justice, properly, in due manner)

(indeclinable)

Compound type : Avyayībhāva (yathā+nyāya)

• yathā – as, according to
  indeclinable
• nyāya – rule, method, justice, propriety
  noun (masculine)
  From ni-i + a (gati-artha).
  Prefix: ni
  Root: i (class 2)

Note: Adverbial usage, indicating conformity.

आत्मनि (ātmani) - into his own inner being or consciousness (ātman) (in the self, in his soul)

(noun)

Locative, masculine, singular of ātman

ātman - self, soul, individual soul, supreme soul (ātman)

Note: Indicates the destination of the transfer of fires, symbolizing inner spiritual practice.

आरोप्य (āropya) - having ritually or symbolically transferred (the fires) (having placed upon, having transferred)

(indeclinable)

Absolutive (Gerund)

Derived from ā-ruh + ṇic (causative) + lyap (absolutive suffix).

Prefix: ā

Root: ruh (class 1)

धर्मवित् (dharmavit) - one who understands the principles of natural law (dharma) and righteous conduct (knower of dharma)

(compound noun)

Compound type : Tatpuruṣa (dharma+vid)

• dharma – natural law, constitution, righteous conduct, duty (dharma)
  noun (masculine)
• vid – knower, understanding
  noun (masculine)
  Derived from root vid (to know).
  Root: vid (class 2)

Note: Describes the subject 'saḥ'.

निर्द्वन्द्वः (nirdvandvaḥ) - transcending the influence of pleasure and pain, heat and cold, etc. (free from dualities, without pairs of opposites)

(adjective)

Nominative, masculine, singular of nirdvandva

nirdvandva - free from dualities or pairs of opposites (like joy and sorrow)

Compound type : Bahuvrīhi (nir+dvandva)

• nir – without, free from
  indeclinable (prefix)
  Negation prefix.
• dvandva – pair, couple, duality
  noun (neuter)

Note: Describes the subject 'saḥ'.

वीतरागात्मा (vītarāgātmā) - with an inner self (ātman) completely devoid of desires and passions (whose soul is free from attachment)

(compound noun)

Compound type : Bahuvrīhi (vītarāga+ātman)

• vītarāga – free from passion or attachment
  adjective (masculine)
  Derived from vīta (gone, removed) + rāga (attachment).
• ātman – self, soul, individual soul (ātman)
  noun (masculine)

Note: Describes the subject 'saḥ'.

ब्रह्माश्रमपदे (brahmāśramapade) - in the sannyāsa (renunciant) stage of life, dedicated to the supreme reality (brahman) (in the stage of life of a renunciant, in the stage leading to Brahman)

(compound noun)

Compound type : Tatpuruṣa (brahman+āśrama+pada)

• brahman – the Absolute, the universal spirit (brahman), a renunciant
  noun (neuter)
• āśrama – hermitage, stage of life (āśrama)
  noun (masculine)
• pada – place, station, stage
  noun (neuter)

वसेत् (vaset) - should live his life according to the principles of renunciation (should dwell, should reside, should live)

(verb)

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

Pāṇinian dhātupāṭha, class 1, parasmāipada.

Root: vas (class 1)

Note: Expresses a command or injunction.