महाभारतः mahābhārataḥ - book-6, chapter-115, verse-4

अश्मसारमयं नूनं हृदयं मम संजय ।
श्रुत्वा विनिहतं भीष्मं शतधा यन्न दीर्यते ॥४॥

4. aśmasāramayaṁ nūnaṁ hṛdayaṁ mama saṁjaya ,
śrutvā vinihataṁ bhīṣmaṁ śatadhā yanna dīryate.

4. aśmasāramayam nūnam hṛdayam mama saṃjaya śrutvā
vinihatam bhīṣmam śatadhā yat na dīryate

4. saṃjaya,
nūnam mama hṛdayam aśmasāramayam,
yat bhīṣmam vinihatam śrutvā śatadhā na dīryate

4. O Sanjaya, surely my heart is made of iron, since having heard that Bhishma has been utterly slain, it does not burst into a hundred pieces.

Words meanings summery:

• अश्मसारमयम् (aśmasāramayam) - made of iron-strength, diamond-like, adamantine

• नूनम् (nūnam) - surely, certainly, indeed

• हृदयम् (hṛdayam) - heart

• मम (mama) - my, of me

• संजय (saṁjaya) - O Sanjaya!

• श्रुत्वा (śrutvā) - having heard

• विनिहतम् (vinihatam) - utterly slain, completely killed

• भीष्मम् (bhīṣmam) - Bhishma

• शतधा (śatadhā) - into a hundred pieces, in a hundred ways

• यत् (yat) - which, that (relative pronoun)

• न (na) - not, no

• दीर्यते (dīryate) - it bursts, it breaks, it splits

Words meanings and morphology

अश्मसारमयम् (aśmasāramayam) - made of iron-strength, diamond-like, adamantine

(adjective)

Nominative, neuter, singular of aśmasāramaya

aśmasāramaya - made of stone-essence, made of iron, adamantine

Derived from aśmasāra ('iron' or 'diamond') with the suffix -maya ('made of').

Compound type : tatpurusha (aśman+sāra)

• aśman – stone, rock, thunderbolt, heaven
  noun (masculine)
• sāra – essence, core, strength, iron, diamond
  noun (masculine)

नूनम् (nūnam) - surely, certainly, indeed

(indeclinable)

हृदयम् (hṛdayam) - heart

(noun)

Nominative, neuter, singular of hṛdaya

hṛdaya - heart, mind, core, essence

मम (mama) - my, of me

(pronoun)

Genitive, singular of asmad

asmad - I, me (first person pronoun)

संजय (saṁjaya) - O Sanjaya!

(proper noun)

Vocative, masculine, singular of saṃjaya

saṁjaya - Sanjaya (name of Dhritarashtra's charioteer and narrator of the Mahabharata)

श्रुत्वा (śrutvā) - having heard

(indeclinable)

Absolutive (Gerund)

Absolutive form of root śru (to hear)

Root: śru (class 1)

विनिहतम् (vinihatam) - utterly slain, completely killed

(adjective)

Accusative, masculine, singular of vinihata

vinihata - utterly slain, completely killed, destroyed

Past Passive Participle

Past Passive Participle of root han (to strike, kill) with prefixes vi and ni.

Prefixes: vi+ni

Root: han (class 2)

भीष्मम् (bhīṣmam) - Bhishma

(proper noun)

Accusative, masculine, singular of bhīṣma

bhīṣma - Bhishma (one of the greatest warriors in the Mahabharata)

शतधा (śatadhā) - into a hundred pieces, in a hundred ways

(indeclinable)

Derived from śata (hundred) with the suffix -dhā (indicating division or manner).

यत् (yat) - which, that (relative pronoun)

(pronoun)

Nominative, neuter, singular of yad

yad - which, that, what

Note: Refers to hṛdayam.

न (na) - not, no

(indeclinable)

दीर्यते (dīryate) - it bursts, it breaks, it splits

(verb)

3rd person , singular, passive, present (Laṭ) of dṝ

Root: dṝ (class 9)