महाभारतः mahābhārataḥ - book-12, chapter-237, verse-6

अश्वस्तनविधानः स्यान्मुनिर्भावसमन्वितः ।
लघ्वाशी नियताहारः सकृदन्ननिषेविता ॥६॥

6. aśvastanavidhānaḥ syānmunirbhāvasamanvitaḥ ,
laghvāśī niyatāhāraḥ sakṛdannaniṣevitā.

6. aśvastanavidhānaḥ syāt muniḥ bhāvasamanvitaḥ
laghvāśī niyatāhāraḥ sakṛt annaniṣevitā

6. muniḥ aśvastanavidhānaḥ bhāvasamanvitaḥ syāt
laghvāśī niyatāhāraḥ sakṛt annaniṣevitā

6. The sage (muni) should have no provision for the morrow and be endowed with spiritual understanding (bhāva). He should eat lightly, with regulated food intake, and partake of food only once (a day).

Words meanings summery:

• अश्वस्तनविधानः (aśvastanavidhānaḥ) - without making provisions for the next day (having no provision for the morrow)

• स्यात् (syāt) - he should be (he should be, it may be)

• मुनिः (muniḥ) - the ascetic practitioner (sage, ascetic, silent one)

• भावसमन्वितः (bhāvasamanvitaḥ) - endowed with spiritual understanding/sentiment (bhāva) (endowed with feeling, possessed of nature/disposition)

• लघ्वाशी (laghvāśī) - eating lightly (eating little, abstemious)

• नियताहारः (niyatāhāraḥ) - with regulated food intake (having regulated food, temperate in diet)

• सकृत् (sakṛt) - only once (a day) (once, at one time)

• अन्ननिषेविता (annaniṣevitā) - partaking of food (only once) (partaking of food)

Words meanings and morphology

अश्वस्तनविधानः (aśvastanavidhānaḥ) - without making provisions for the next day (having no provision for the morrow)

(adjective)

Nominative, masculine, singular of aśvastanavidhāna

aśvastanavidhāna - having no provision for tomorrow

Compound type : nañ-tatpuruṣa (a+śvastana+vidhāna)

• a – not, non-, un-
  indeclinable
  Negative prefix.
• śvastana – relating to tomorrow, for tomorrow
  adjective (neuter)
  From 'śvas' (tomorrow).
• vidhāna – arrangement, provision, ordinance, manner
  noun (neuter)
  From vi- + root dhā (to place).
  Prefix: vi
  Root: dhā (class 3)

Note: Describes the ascetic, muni.

स्यात् (syāt) - he should be (he should be, it may be)

(verb)

3rd person , singular, active, Optative/Potential (vidhiliṅ) of as

Root: as (class 2)

Note: Expresses a rule or recommendation.

मुनिः (muniḥ) - the ascetic practitioner (sage, ascetic, silent one)

(noun)

Nominative, masculine, singular of muni

muni - sage, ascetic, seer, silent one, devotional thinker

Root: man (class 4)

Note: Subject of the sentence.

भावसमन्वितः (bhāvasamanvitaḥ) - endowed with spiritual understanding/sentiment (bhāva) (endowed with feeling, possessed of nature/disposition)

(adjective)

Nominative, masculine, singular of bhāvasamanvita

bhāvasamanvita - endowed with feeling, possessed of nature/disposition

Compound type : tatpurusha (bhāva+samanvita)

• bhāva – being, existence, state, feeling, sentiment, intention, spiritual understanding
  noun (masculine)
  Derived from root bhū (to be).
  Root: bhū (class 1)
• samanvita – connected with, endowed with, possessed of
  adjective (masculine)
  Past Passive Participle
  From sam- + an- + root i (to go).
  Prefixes: sam+anu
  Root: i (class 2)

Note: Describes muni.

लघ्वाशी (laghvāśī) - eating lightly (eating little, abstemious)

(adjective)

Nominative, masculine, singular of laghvāśin

laghvāśin - eating little, abstemious

Compound type : bahuvrihi (laghu+āśin)

• laghu – light, small, easy, quick
  adjective (neuter)
• āśin – eating, feeder
  adjective (masculine)
  Agent noun/adjective
  From root aś (to eat).
  Root: aś (class 5)

Note: Describes the ascetic.

नियताहारः (niyatāhāraḥ) - with regulated food intake (having regulated food, temperate in diet)

(adjective)

Nominative, masculine, singular of niyatāhāra

niyatāhāra - having regulated food, temperate in diet

Compound type : bahuvrihi (niyata+āhāra)

• niyata – restrained, regulated, controlled, fixed
  adjective (masculine)
  Past Passive Participle
  From ni- + root yam (to restrain).
  Prefix: ni
  Root: yam (class 1)
• āhāra – food, diet, intake, collection
  noun (masculine)
  From ā- + root hṛ (to seize, collect).
  Prefix: ā
  Root: hṛ (class 1)

Note: Describes the ascetic.

सकृत् (sakṛt) - only once (a day) (once, at one time)

(indeclinable)

Note: Adverbial.

अन्ननिषेविता (annaniṣevitā) - partaking of food (only once) (partaking of food)

(adjective)

Nominative, masculine, singular of annaniṣevitṛ

annaniṣevitṛ - partaking of food, one who serves food

Agent noun from ni-ṣev (to attend, to eat).

Compound type : tatpurusha (anna+niṣevitṛ)

• anna – food, grain, boiled rice
  noun (neuter)
  Root: ad (class 2)
• niṣevitṛ – one who attends, one who serves, one who partakes of
  noun (masculine)
  Agent noun
  From ni- + root sev (to serve, frequent).
  Prefix: ni
  Root: sev (class 1)

Note: Describes the ascetic.