महाभारतः mahābhārataḥ - book-1, chapter-125, verse-27

द्वारदेशात्समुद्भूतो माहात्म्य बलसूचकः ।
वज्रनिष्पेषसदृशः शुश्रुवे भुजनिस्वनः ॥२७॥

27. dvāradeśātsamudbhūto māhātmya balasūcakaḥ ,
vajraniṣpeṣasadṛśaḥ śuśruve bhujanisvanaḥ.

27. dvāradeśāt samudbhūtaḥ māhātmya balasūcakaḥ
vajraniṣpeṣasadṛśaḥ śuśruve bhujanisvanaḥ

27. Then, from the door, a roar of arms (bhujanisvana) arose, indicating great power and strength, and it was heard, resembling the crashing sound of a thunderbolt.

Words meanings summery:

• द्वारदेशात् (dvāradeśāt) - from the region of the door, from the doorway

• समुद्भूतः (samudbhūtaḥ) - arisen, produced, sprung forth

• माहात्म्य (māhātmya) - greatness, magnanimity

• बलसूचकः (balasūcakaḥ) - indicating strength, sign of power

• वज्रनिष्पेषसदृशः (vajraniṣpeṣasadṛśaḥ) - similar to the crashing of a thunderbolt

• शुश्रुवे (śuśruve) - was heard

• भुजनिस्वनः (bhujanisvanaḥ) - sound of arms/warriors, roar of arms

Words meanings and morphology

द्वारदेशात् (dvāradeśāt) - from the region of the door, from the doorway

(noun)

Ablative, masculine, singular of dvāradeśa

dvāradeśa - door-region, doorway

Compound type : ṣaṣṭhī-tatpuruṣa (dvāra+deśa)

• dvāra – door, gate
  noun (neuter)
• deśa – region, place, country
  noun (masculine)

समुद्भूतः (samudbhūtaḥ) - arisen, produced, sprung forth

(adjective)

Nominative, masculine, singular of samudbhūta

samudbhūta - arisen, produced, sprung forth

Past Passive Participle

from sam-ud-bhū + kta

Prefixes: sam+ud

Root: bhū (class 1)

माहात्म्य (māhātmya) - greatness, magnanimity

(noun)

Nominative, neuter, singular of māhātmya

māhātmya - greatness, magnanimity, nobility

Note: Used in apposition to describe the quality of the roar.

बलसूचकः (balasūcakaḥ) - indicating strength, sign of power

(adjective)

Nominative, masculine, singular of balasūcaka

balasūcaka - indicating strength, showing power

from bala + sūcaka

Compound type : ṣaṣṭhī-tatpuruṣa (bala+sūcaka)

• bala – strength, power, force
  noun (neuter)
• sūcaka – indicating, revealing, pointing out
  adjective (masculine)
  from sūc + ṇvul
  Root: sūc (class 10)

वज्रनिष्पेषसदृशः (vajraniṣpeṣasadṛśaḥ) - similar to the crashing of a thunderbolt

(adjective)

Nominative, masculine, singular of vajraniṣpeṣasadṛśa

vajraniṣpeṣasadṛśa - resembling the crashing of a thunderbolt

Compound type : upamāna-pūrvapada-bahuvrihi (vajra+niṣpeṣa+sadṛśa)

• vajra – thunderbolt, diamond
  noun (masculine)
• niṣpeṣa – crushing, grinding, crash
  noun (masculine)
  Prefix: nis
  Root: piṣ (class 7)
• sadṛśa – similar, resembling, like
  adjective (masculine)

शुश्रुवे (śuśruve) - was heard

(verb)

3rd person , singular, passive, perfect (Lit) of śru

Root: śru (class 5)

भुजनिस्वनः (bhujanisvanaḥ) - sound of arms/warriors, roar of arms

(noun)

Nominative, masculine, singular of bhujanisvana

bhujanisvana - sound of arms, war-cry, roar of warriors

Compound type : ṣaṣṭhī-tatpuruṣa (bhuja+nisvana)

• bhuja – arm, hand
  noun (masculine)
• nisvana – sound, noise, roar
  noun (masculine)
  Prefix: nis
  Root: svan (class 1)