महाभारतः mahābhārataḥ - book-13, chapter-14, verse-66

निराहारा भयादत्रेस्त्रीणि वर्षशतान्यपि ।
अशेत मुसलेष्वेव प्रसादार्थं भवस्य सा ॥६६॥

66. nirāhārā bhayādatrestrīṇi varṣaśatānyapi ,
aśeta musaleṣveva prasādārthaṁ bhavasya sā.

66. nirāhārā bhayāt atreḥ trīṇi varṣaśatāni api
aśeta musaleṣu eva prasādārtham bhavasya sā

66. sā nirāhārā bhayāt atreḥ trīṇi varṣaśatāni
api musaleṣu eva bhavasya prasādārtham aśeta

66. Out of fear of Atri, she remained without food for three hundred years, lying only on pestles, for the sake of Bhava's (Shiva's) grace.

Words meanings summery:

• निराहारा (nirāhārā) - without food, fasting

• भयात् (bhayāt) - from fear, due to fear

• अत्रेः (atreḥ) - of Atri

• त्रीणि (trīṇi) - three

• वर्षशतानि (varṣaśatāni) - three hundreds of years, i.e., three hundred years. (hundreds of years)

• अपि (api) - Emphasizes the long duration ("even three hundred years"). (also, even, too)

• अशेत (aśeta) - she lay down

• मुसलेषु (musaleṣu) - Refers to actual pestles, indicating an extreme act of penance/asceticism. (on pestles)

• एव (eva) - Emphasizes that she lay *only* on pestles, heightening the asceticism. (indeed, only, just)

• प्रसादार्थम् (prasādārtham) - For Bhava's (Shiva's) grace or favor. (for the purpose of grace, for the sake of favor)

• भवस्य (bhavasya) - Of Bhava, an epithet of Shiva. (of Bhava, of existence)

• सा (sā) - Atri's wife. (she)

Words meanings and morphology

निराहारा (nirāhārā) - without food, fasting

(adjective)

Nominative, feminine, singular of nirāhāra

nirāhāra - without food, abstaining from food, fasting

From prefix nir- (without) + āhāra (food). Feminine form.

Compound type : bahuvrīhi (nis+āhāra)

• nis – out, without, free from
  indeclinable
  Preposition/prefix
• āhāra – food, eating, taking
  noun (masculine)
  From ā- + hṛ.
  Prefix: ā
  Root: hṛ (class 1)

भयात् (bhayāt) - from fear, due to fear

(noun)

Ablative, neuter, singular of bhaya

bhaya - fear, dread, terror

From root bhī (to fear).

Root: bhī (class 3)

Note: Indicates cause.

अत्रेः (atreḥ) - of Atri

(proper noun)

Genitive, masculine, singular of atri

atri - name of a sage, one of the Saptarishis

Masculine noun ending in -i.

Root: ad (class 2)

त्रीणि (trīṇi) - three

(numeral)

वर्षशतानि (varṣaśatāni) - three hundreds of years, i.e., three hundred years. (hundreds of years)

(noun)

neuter, plural of varṣaśata

varṣaśata - hundred years

Tatpuruṣa compound of 'varṣa' (year) and 'śata' (hundred). Neuter nominative/accusative plural.

Compound type : tatpuruṣa (varṣa+śata)

• varṣa – year, rain
  noun (neuter)
  Root: vṛṣ (class 1)
• śata – hundred
  noun (neuter)

Note: Used adverbially to denote duration.

अपि (api) - Emphasizes the long duration ("even three hundred years"). (also, even, too)

(indeclinable)

अशेत (aśeta) - she lay down

(verb)

3rd person , singular, middle, past imperfect (laṅ) of śī

Imperfect third person singular (ātmanepada)

From root śī (class 2), imperfect ātmanepada, with augment 'a-'.

Root: śī (class 2)

Note: Subject is 'sā'.

मुसलेषु (musaleṣu) - Refers to actual pestles, indicating an extreme act of penance/asceticism. (on pestles)

(noun)

Locative, masculine, plural of musala

musala - pestle, club

Root: mus (class 1)

एव (eva) - Emphasizes that she lay *only* on pestles, heightening the asceticism. (indeed, only, just)

(indeclinable)

Emphatic particle.

प्रसादार्थम् (prasādārtham) - For Bhava's (Shiva's) grace or favor. (for the purpose of grace, for the sake of favor)

(indeclinable)

Compound of prasāda (grace) and artha (purpose, sake), used adverbially.

Compound type : tatpuruṣa (prasāda+artha)

• prasāda – grace, favor, clearness, serenity
  noun (masculine)
  From pra- + sad (to settle, be clear).
  Prefix: pra
  Root: sad (class 1)
• artha – purpose, meaning, sake, wealth
  noun (masculine)
  Root: arth (class 10)

Note: Adverbial usage.

भवस्य (bhavasya) - Of Bhava, an epithet of Shiva. (of Bhava, of existence)

(proper noun)

Genitive, masculine, singular of bhava

bhava - being, existence, origin, Shiva (an epithet)

From root bhū (to be, become).

Root: bhū (class 1)

सा (sā) - Atri's wife. (she)

(pronoun)

Nominative, feminine, singular of tad

tad - that, he, she, it

Demonstrative pronoun. Feminine nominative singular.

Note: Subject of the sentence.