महाभारतः mahābhārataḥ - book-7, chapter-85, verse-35

वर्तमाने तथा रौद्रे तस्मिन्वीरवरक्षये ।
अशृणोत्सहसा पार्थः पाञ्चजन्यस्य निस्वनम् ॥३५॥

35. vartamāne tathā raudre tasminvīravarakṣaye ,
aśṛṇotsahasā pārthaḥ pāñcajanyasya nisvanam.

35. vartamāne tathā raudre tasmin vīravarakṣaye
aśṛṇot sahasā pārthaḥ pāñcajanyasya nisvanam

35. tathā tasmin raudre vīravarakṣaye vartamāne
pārthaḥ sahasā pāñcajanyasya nisvanam aśṛṇot

35. While that fierce and terrible destruction of the best warriors was thus occurring, Pārtha (Arjuna) suddenly heard the roar of the Pañcajanya (Kṛṣṇa's conch).

Words meanings summery:

• वर्तमाने (vartamāne) - while occurring, while it was ongoing (in the existing, in the current, while occurring)

• तथा (tathā) - thus, in such a way (thus, so, in that manner)

• रौद्रे (raudre) - fierce and terrible (terrible, fierce, awful, belonging to Rudra)

• तस्मिन् (tasmin) - in that (destruction) (in that, in him)

• वीरवरक्षये (vīravarakṣaye) - in the destruction of the foremost warriors (in the destruction of the best warriors)

• अशृणोत् (aśṛṇot) - he heard

• सहसा (sahasā) - suddenly (suddenly, quickly, by force)

• पार्थः (pārthaḥ) - Pārtha (Arjuna) (Partha (son of Pritha/Kunti), Arjuna)

• पाञ्चजन्यस्य (pāñcajanyasya) - of the Pañcajanya (Kṛṣṇa's conch) (of Pañcajanya (a conch))

• निस्वनम् (nisvanam) - the roar (of the conch) (sound, noise, roar)

Words meanings and morphology

वर्तमाने (vartamāne) - while occurring, while it was ongoing (in the existing, in the current, while occurring)

(participle)

Locative, neuter, singular of vartamāna

vartamāna - existing, present, current, happening, occurring

Present Active Participle (Ātmanepada)

From root `vṛt` (to be, to exist, to turn) with `śānac` suffix.

Root: vṛt (class 1)

Note: Used in a locative absolute construction.

तथा (tathā) - thus, in such a way (thus, so, in that manner)

(indeclinable)

Root: tad

Note: Modifies `vartamāne`.

रौद्रे (raudre) - fierce and terrible (terrible, fierce, awful, belonging to Rudra)

(adjective)

Locative, neuter, singular of raudra

raudra - fierce, terrible, dreadful, furious, pertaining to Rudra

Derived from `rudra`.

Root: rud

Note: Agreeing with `kṣaye`.

तस्मिन् (tasmin) - in that (destruction) (in that, in him)

(pronoun)

Locative, neuter, singular of tad

tad - that, he, she, it

Note: Refers to `vīravarakṣaye`.

वीरवरक्षये (vīravarakṣaye) - in the destruction of the foremost warriors (in the destruction of the best warriors)

(noun)

Locative, masculine, singular of vīravarakṣaya

vīravarakṣaya - destruction of the best heroes/warriors

Compound type : tatpuruṣa (vīra+vara+kṣaya)

• vīra – hero, warrior, brave man
  noun (masculine)
  Root: vīr (class 10)
• vara – best, excellent, chosen, boon
  adjective/noun (masculine)
  From root `vṛ` (to choose).
  Root: vṛ (class 1)
• kṣaya – destruction, decay, loss, end
  noun (masculine)
  From root `kṣi` (to destroy).
  Root: kṣi (class 5)

Note: Forms a locative absolute with `vartamāne`.

अशृणोत् (aśṛṇot) - he heard

(verb)

3rd person , singular, active, past imperfect (laṅ) of śru

Imperfect, Parasmaipada, 3rd person singular

From root `śru`. Augment `a-` and suffix `-ot`.

Root: śru (class 5)

सहसा (sahasā) - suddenly (suddenly, quickly, by force)

(indeclinable)

Adverbial formation from `sahas` (power, force).

Root: sah (class 1)

Note: Modifies `aśṛṇot`.

पार्थः (pārthaḥ) - Pārtha (Arjuna) (Partha (son of Pritha/Kunti), Arjuna)

(proper noun)

Nominative, masculine, singular of pārtha

pārtha - son of Pṛthā (Kuntī), Arjuna

Patronymic from `Pṛthā`.

Note: Subject of `aśṛṇot`.

पाञ्चजन्यस्य (pāñcajanyasya) - of the Pañcajanya (Kṛṣṇa's conch) (of Pañcajanya (a conch))

(proper noun)

Genitive, masculine, singular of pāñcajanya

pāñcajanya - Pañcajanya (name of Kṛṣṇa's conch-shell), born from the Pañcajanas (five tribes)

Root: jan (class 4)

Note: Possessive, refers to `nisvanam`.

निस्वनम् (nisvanam) - the roar (of the conch) (sound, noise, roar)

(noun)

Accusative, masculine, singular of nisvana

nisvana - sound, noise, roar, loud cry

From root `svan` (to sound) with prefix `ni`.

Prefix: ni

Root: svan (class 1)

Note: Direct object of `aśṛṇot`.