महाभारतः mahābhārataḥ - book-7, chapter-167, verse-23

प्रहृष्टलोमकूपाः स्म संविग्नरथकुञ्जराः ।
धनंजय गुरुं श्रुत्वा तत्र नादं सुभीषणम् ॥२३॥

23. prahṛṣṭalomakūpāḥ sma saṁvignarathakuñjarāḥ ,
dhanaṁjaya guruṁ śrutvā tatra nādaṁ subhīṣaṇam.

23. prahṛṣṭalomakūpāḥ sma saṃvignarathakuñjarāḥ |
dhanaṃjaya gurum śrutvā tatra nādam subhīṣaṇam

23. dhanaṃjaya,
tatra gurum subhīṣaṇam nādam śrutvā,
[vayam] prahṛṣṭalomakūpāḥ saṃvignarathakuñjarāḥ sma.

23. O Dhananjaya, upon hearing that exceedingly dreadful and mighty sound there, our hair stood on end, and our chariots and elephants became agitated.

Words meanings summery:

• प्रहृष्टलोमकूपाः (prahṛṣṭalomakūpāḥ) - with hair-follicles thrilled, with hair standing on end

• स्म (sma) - were (particle indicating past tense with present verb)

• संविग्नरथकुञ्जराः (saṁvignarathakuñjarāḥ) - with agitated chariots and elephants

• धनंजय (dhanaṁjaya) - O Dhananjaya (an epithet for Arjuna)

• गुरुम् (gurum) - mighty, heavy, great

• श्रुत्वा (śrutvā) - having heard, upon hearing

• तत्र (tatra) - there, in that place

• नादम् (nādam) - sound, roar, clamor

• सुभीषणम् (subhīṣaṇam) - very dreadful, exceedingly terrifying

Words meanings and morphology

प्रहृष्टलोमकूपाः (prahṛṣṭalomakūpāḥ) - with hair-follicles thrilled, with hair standing on end

(adjective)

Nominative, masculine, plural of prahṛṣṭalomakūpa

prahṛṣṭalomakūpa - one whose hair-follicles are thrilled (i.e., hair standing on end)

Compound type : bahuvrīhi (prahṛṣṭa+loma+kūpa)

• prahṛṣṭa – thrilled, excited, erected (hair)
  adjective (masculine)
  Past Passive Participle
  Derived from root hṛṣ (to be excited) with prefix pra.
  Prefix: pra
  Root: hṛṣ (class 4)
• loma – hair
  noun (neuter)
• kūpa – pit, well, follicle
  noun (masculine)

स्म (sma) - were (particle indicating past tense with present verb)

(indeclinable)

संविग्नरथकुञ्जराः (saṁvignarathakuñjarāḥ) - with agitated chariots and elephants

(adjective)

Nominative, masculine, plural of saṃvignarathakuñjara

saṁvignarathakuñjara - one whose chariots and elephants are agitated

Compound type : bahuvrīhi (saṃvigna+ratha+kuñjara)

• saṃvigna – agitated, alarmed, perturbed
  adjective (masculine)
  Past Passive Participle
  Derived from root vij (to tremble, fear) with prefix sam.
  Prefix: sam
  Root: vij (class 6)
• ratha – chariot
  noun (masculine)
• kuñjara – elephant
  noun (masculine)

धनंजय (dhanaṁjaya) - O Dhananjaya (an epithet for Arjuna)

(proper noun)

Vocative, masculine, singular of dhanaṃjaya

dhanaṁjaya - conqueror of wealth, a name of Arjuna

गुरुम् (gurum) - mighty, heavy, great

(adjective)

Accusative, masculine, singular of guru

guru - heavy, weighty, great, important, venerable, teacher (guru)

Note: Agrees with 'nādam'.

श्रुत्वा (śrutvā) - having heard, upon hearing

(indeclinable)

Absolutive (Gerund)

Formed from root śru (to hear) with the -tvā suffix.

Root: śru (class 5)

तत्र (tatra) - there, in that place

(indeclinable)

नादम् (nādam) - sound, roar, clamor

(noun)

Accusative, masculine, singular of nāda

nāda - sound, roar, loud noise, clamor

Prefix: ni

Root: nad (class 1)

सुभीषणम् (subhīṣaṇam) - very dreadful, exceedingly terrifying

(adjective)

Accusative, masculine, singular of subhīṣaṇa

subhīṣaṇa - very dreadful, exceedingly terrifying

Compound type : karmadhāraya (su+bhīṣaṇa)

• su – good, well, very, exceedingly
  prefix
• bhīṣaṇa – dreadful, terrible, frightening
  adjective (masculine)
  Present Active Participle (causative)
  Derived from the causative of root bhī (to fear).
  Root: bhī (class 3)

Note: Agrees with 'nādam'.