महाभारतः mahābhārataḥ - book-3, chapter-280, verse-9

श्वोभूते भर्तृमरणे सावित्र्या भरतर्षभ ।
दुःखान्वितायास्तिष्ठन्त्याः सा रात्रिर्व्यत्यवर्तत ॥९॥

9. śvobhūte bhartṛmaraṇe sāvitryā bharatarṣabha ,
duḥkhānvitāyāstiṣṭhantyāḥ sā rātrirvyatyavartata.

9. śvaḥbhūte bhartṛmaraṇe sāvitryāḥ bharatarṣabha |
duḥkhānvitāyāḥ tiṣṭhantyāḥ sā rātriḥ vyatyavartata

9. O best of the Bharatas, that night passed for Sāvitrī, who was filled with sorrow and standing [awake], as the next day was to be the day of her husband's death (maraṇa).

Words meanings summery:

• श्वःभूते (śvaḥbhūte) - on the next day, on the coming day

• भर्तृमरणे (bhartṛmaraṇe) - on the death of the husband

• सावित्र्याः (sāvitryāḥ) - of Sāvitrī

• भरतर्षभ (bharatarṣabha) - an epithet for Yudhiṣṭhira, the recipient of Mārkaṇḍeya's narration (O best of Bharatas)

• दुःखान्वितायाः (duḥkhānvitāyāḥ) - of her who was accompanied by sorrow, filled with sorrow

• तिष्ठन्त्याः (tiṣṭhantyāḥ) - of her who was standing

• सा (sā) - that

• रात्रिः (rātriḥ) - night

• व्यत्यवर्तत (vyatyavartata) - passed, elapsed

Words meanings and morphology

श्वःभूते (śvaḥbhūte) - on the next day, on the coming day

(adjective)

Locative, masculine, singular of śvobhūta

śvobhūta - having tomorrow become, on the next day, subsequent day

Compound type : tatpuruṣa (śvas+bhūta)

• śvas – tomorrow, next day
  indeclinable
• bhūta – become, happened
  participle (neuter)
  Past Passive Participle
  Derived from root bhū (to be, to become)
  Root: bhū (class 1)

Note: Used in a locative absolute construction

भर्तृमरणे (bhartṛmaraṇe) - on the death of the husband

(noun)

Locative, neuter, singular of bhartṛmaraṇa

bhartṛmaraṇa - death of husband

Compound type : ṣaṣṭhī-tatpuruṣa (bhartṛ+maraṇa)

• bhartṛ – husband, maintainer, supporter
  noun (masculine)
• maraṇa – death, dying
  noun (neuter)
  nominalization
  Nominalization from root mṛ (to die)
  Root: mṛ (class 6)

Note: Used in a locative absolute construction

सावित्र्याः (sāvitryāḥ) - of Sāvitrī

(proper noun)

Genitive, feminine, singular of sāvitrī

sāvitrī - Sāvitrī (name of a princess, wife of Satyavan)

भरतर्षभ (bharatarṣabha) - an epithet for Yudhiṣṭhira, the recipient of Mārkaṇḍeya's narration (O best of Bharatas)

(noun)

Vocative, masculine, singular of bharatarṣabha

bharatarṣabha - bull of Bharatas, best of Bharatas

Compound type : ṣaṣṭhī-tatpuruṣa (bharata+ṛṣabha)

• bharata – descendant of Bharata, a king, a name of India
  proper noun (masculine)
• ṛṣabha – bull, best, chief, excellent
  noun (masculine)

दुःखान्वितायाः (duḥkhānvitāyāḥ) - of her who was accompanied by sorrow, filled with sorrow

(adjective)

Genitive, feminine, singular of duḥkhānvita

duḥkhānvita - accompanied by sorrow, afflicted with pain

Compound type : tṛtīyā-tatpuruṣa (duḥkha+anvita)

• duḥkha – sorrow, misery, suffering, pain
  noun (neuter)
• anvita – accompanied by, connected with, endowed with
  participle (masculine)
  Past Passive Participle
  Derived from root iṇ (to go) with prefix anu, then kta suffix
  Prefix: anu
  Root: iṇ (class 2)

तिष्ठन्त्याः (tiṣṭhantyāḥ) - of her who was standing

(participle)

Genitive, feminine, singular of tiṣṭhat

tiṣṭhat - standing, existing, remaining

Present Active Participle

Present active participle (śatṛ) of root sthā (to stand)

Root: sthā (class 1)

सा (sā) - that

(pronoun)

Nominative, feminine, singular of tad

tad - that (demonstrative pronoun)

रात्रिः (rātriḥ) - night

(noun)

Nominative, feminine, singular of rātri

rātri - night

व्यत्यवर्तत (vyatyavartata) - passed, elapsed

(verb)

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

Imperfect Tense

Root vṛt (1st class) with prefixes vi and ati, imperfect (luṅ) 3rd person singular, middle voice

Prefixes: vi+ati

Root: vṛt (class 1)