महाभारतः mahābhārataḥ - book-13, chapter-110, verse-23

दिवसे यस्तु षष्ठे वै मुनिः प्राशेत भोजनम् ।
सदा द्वादशमासान्वै जुह्वानो जातवेदसम् ॥२३॥

23. divase yastu ṣaṣṭhe vai muniḥ prāśeta bhojanam ,
sadā dvādaśamāsānvai juhvāno jātavedasam.

23. divase yaḥ tu ṣaṣṭhe vai muniḥ prāśeta bhojanam
sadā dvādaśamāsān vai juhvānaḥ jātavedasam

23. yaḥ muniḥ ṣaṣṭhe divase tu vai bhojanam prāśeta,
(saḥ) sadā dvādaśamāsān vai jātavedasam juhvānaḥ (bhavet)

23. Indeed, whichever sage (muni) should eat food only on the sixth day, always offering oblations to Agni (jātavedas) for twelve months.

Words meanings summery:

• दिवसे (divase) - on the day

• यः (yaḥ) - who, whichever

• तु (tu) - indeed, but, however

• षष्ठे (ṣaṣṭhe) - on the sixth day (agreeing with 'divase') (on the sixth)

• वै (vai) - indeed, surely (emphatic particle)

• मुनिः (muniḥ) - a sage, an ascetic (muni)

• प्राशेत (prāśeta) - one should eat, he would eat

• भोजनम् (bhojanam) - food, meal

• सदा (sadā) - always, constantly

• द्वादशमासान् (dvādaśamāsān) - for twelve months

• वै (vai) - indeed, surely (emphatic particle)

• जुह्वानः (juhvānaḥ) - sacrificing, offering oblations

• जातवेदसम् (jātavedasam) - to Agni, the divine fire that knows all births/beings (to Agni, the fire-god, possessor of all knowledge)

Words meanings and morphology

दिवसे (divase) - on the day

(noun)

Locative, masculine, singular of divasa

divasa - day

यः (yaḥ) - who, whichever

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what

तु (tu) - indeed, but, however

(indeclinable)

षष्ठे (ṣaṣṭhe) - on the sixth day (agreeing with 'divase') (on the sixth)

(ordinal adjective)

वै (vai) - indeed, surely (emphatic particle)

(indeclinable)

मुनिः (muniḥ) - a sage, an ascetic (muni)

(noun)

Nominative, masculine, singular of muni

muni - a sage, an ascetic, a silent one (muni)

प्राशेत (prāśeta) - one should eat, he would eat

(verb)

3rd person , singular, active, optative (vidhiliṅ) of prāś

Prefix: pra

Root: aś (class 9)

भोजनम् (bhojanam) - food, meal

(noun)

Accusative, neuter, singular of bhojana

bhojana - food, meal

Root: bhuj (class 7)

सदा (sadā) - always, constantly

(indeclinable)

द्वादशमासान् (dvādaśamāsān) - for twelve months

(noun)

Accusative, masculine, plural of dvādaśamāsa

dvādaśamāsa - twelve months

Compound type : karmadhāraya (dvādaśa+māsa)

• dvādaśa – twelve
  numeral adjective
• māsa – month
  noun (masculine)

Note: Accusative case denotes duration of time.

वै (vai) - indeed, surely (emphatic particle)

(indeclinable)

जुह्वानः (juhvānaḥ) - sacrificing, offering oblations

(participle)

Nominative, masculine, singular of juhvāna

juhvāna - sacrificing, offering oblations

Present Active Participle (Ātmanepada)

Derived from the root √hu (3rd class) with the `śānac` suffix.

Root: hu (class 3)

जातवेदसम् (jātavedasam) - to Agni, the divine fire that knows all births/beings (to Agni, the fire-god, possessor of all knowledge)

(proper noun)

Accusative, masculine, singular of jātavedas

jātavedas - Agni; knower of all born beings; possessor of wealth (Vedas)

Compound type : bahuvrīhi (jāta+vedas)

• jāta – born, produced, created
  participle (neuter)
  Past Passive Participle
  Derived from the root √jan.
  Root: jan (class 4)
• vedas – knowledge, sacred knowledge, wealth
  noun (neuter)
  Root: vid (class 2)