योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-16, verse-34

त्रिरात्रशतमेवं सा बाला नियमशालिनी ।
अनारतं तपोनिष्ठामतिष्ठत्कष्टचेष्टया ॥ ३४ ॥

trirātraśatamevaṃ sā bālā niyamaśālinī ,
anārataṃ taponiṣṭhāmatiṣṭhatkaṣṭaceṣṭayā 34

34. trirātraśatam evam sā bālā niyamaśālinī
anāratam taponiṣṭhām atiṣṭhat kaṣṭaceṣṭayā

34. sā bālā niyamaśālinī evam trirātraśatam
anāratam kaṣṭaceṣṭayā taponiṣṭhām atiṣṭhat

34. In this manner, for a hundred periods of three nights (300 nights), that young girl (Balā), endowed with vows (niyama), continuously performed her devotion to austerity (tapas) with arduous effort.

Words meanings summery:

• त्रिरात्रशतम् (trirātraśatam) - the duration of her continuous austerity, spanning 300 nights (a hundred periods of three nights (300 nights))

• एवम् (evam) - referring to the practices described in previous verses (thus, in this manner, so)

• सा (sā) - referring to the young girl, Balā (she, that (feminine singular))

• बाला (bālā) - Balā, the protagonist (young girl, maiden)

• नियमशालिनी (niyamaśālinī) - the young girl, characterized by strict self-restraint and adherence to rules (niyama) (adorned with vows/observances)

• अनारतम् (anāratam) - without interruption, constantly (continuously, incessantly)

• तपोनिष्ठाम् (taponiṣṭhām) - her unwavering commitment to ascetic practices (devotion to austerity (tapas), steadfastness in penance)

• अतिष्ठत् (atiṣṭhat) - she engaged in or carried out her austerity (she performed, she stood, she observed)

• कष्टचेष्टया (kaṣṭaceṣṭayā) - through difficult and demanding actions (with arduous effort, with painful endeavor)

Words meanings and morphology

त्रिरात्रशतम् (trirātraśatam) - the duration of her continuous austerity, spanning 300 nights (a hundred periods of three nights (300 nights))

(noun)

Accusative, neuter, singular of trirātraśata

trirātraśata - a hundred three-night periods

Compound type : dvigu-tatpuruṣa (tri+rātra+śata)

• tri – three
  numeral (masculine)
• rātra – night, nocturnal
  noun (neuter)
• śata – hundred
  noun (neuter)

Note: Used adverbially to indicate duration.

एवम् (evam) - referring to the practices described in previous verses (thus, in this manner, so)

(indeclinable)

सा (sā) - referring to the young girl, Balā (she, that (feminine singular))

(pronoun)

Nominative, feminine, singular of tad

tad - that, he, she, it

बाला (bālā) - Balā, the protagonist (young girl, maiden)

(noun)

Nominative, feminine, singular of bālā

bālā - young girl, child, maiden

नियमशालिनी (niyamaśālinī) - the young girl, characterized by strict self-restraint and adherence to rules (niyama) (adorned with vows/observances)

(adjective)

Nominative, feminine, singular of niyamaśālin

niyamaśālin - possessing or characterized by (niyama) vows or self-restraint

Derived from 'niyama' (vow) and 'śālin' (possessing, endowed with).

Compound type : tatpuruṣa (niyama+śālin)

• niyama – vow, observance, self-restraint (niyama)
  noun (masculine)
  Derived from `ni-√yam` (to hold back, restrain).
  Prefix: ni
  Root: yam (class 1)
• śālin – possessing, adorned with, characterized by
  adjective (masculine)
  Derived from root √śāl (to be splendid, to possess).
  Root: śāl (class 1)

Note: Qualifies 'bālā'.

अनारतम् (anāratam) - without interruption, constantly (continuously, incessantly)

(indeclinable)

Past Passive Participle

From 'a-' (not) + 'ārata' (ceased, stopped), PPP of 'ā-√ram'.

Compound type : nañ-tatpuruṣa (a+ārata)

• a – not, non-
  indeclinable
  Negative prefix.
• ārata – ceased, stopped, resting
  adjective (masculine)
  Past Passive Participle
  Derived from `ā-√ram` (to stop, desist) with kta suffix.
  Prefix: ā
  Root: ram (class 1)

Note: Adverbial usage.

तपोनिष्ठाम् (taponiṣṭhām) - her unwavering commitment to ascetic practices (devotion to austerity (tapas), steadfastness in penance)

(noun)

Accusative, feminine, singular of taponiṣṭhā

taponiṣṭhā - steadfastness in austerity; devotion to penance

Compound of 'tapas' and 'niṣṭhā'.

Compound type : tatpuruṣa (tapas+niṣṭhā)

• tapas – austerity, penance (tapas)
  noun (neuter)
  Derived from root √tap (to heat, to perform austerity) with suffix -as.
  Root: tap (class 1)
• niṣṭhā – steadfastness, devotion, firm adherence
  noun (feminine)
  Derived from `ni-√sthā` (to stand firmly, to be devoted) with suffix -ā.
  Prefix: ni
  Root: sthā (class 1)

अतिष्ठत् (atiṣṭhat) - she engaged in or carried out her austerity (she performed, she stood, she observed)

(verb)

3rd person , singular, active, past imperfect (Laṅ) of sthā

Imperfect

Root √sthā (to stand) in the Imperfect tense, 3rd person singular.

Root: sthā (class 1)

कष्टचेष्टया (kaṣṭaceṣṭayā) - through difficult and demanding actions (with arduous effort, with painful endeavor)

(noun)

Instrumental, feminine, singular of kaṣṭaceṣṭā

kaṣṭaceṣṭā - difficult endeavor, painful effort

Compound of 'kaṣṭa' and 'ceṣṭā'.

Compound type : karmadhāraya (kaṣṭa+ceṣṭā)

• kaṣṭa – difficult, painful, arduous
  adjective (masculine)
• ceṣṭā – effort, exertion, action
  noun (feminine)
  Derived from root √ceṣṭ (to strive, endeavor) with suffix -ā.
  Root: ceṣṭ (class 1)