महाभारतः mahābhārataḥ - book-5, chapter-107, verse-20

अत्र निर्याणकालेषु तमः संप्राप्यते महत् ।
अभेद्यं भास्करेणापि स्वयं वा कृष्णवर्त्मना ॥२०॥

20. atra niryāṇakāleṣu tamaḥ saṁprāpyate mahat ,
abhedyaṁ bhāskareṇāpi svayaṁ vā kṛṣṇavartmanā.

20. atra niryāṇakāleṣu tamaḥ samprāpyate mahat |
abhedyam bhāskareṇa api svayam vā kṛṣṇavartmanā

20. Here, during the times of departure, a profound darkness is encountered, impenetrable even by the sun or by Agni (kṛṣṇavartman) himself.

Words meanings summery:

• अत्र (atra) - here, in this place

• निर्याणकालेषु (niryāṇakāleṣu) - in the times of departure, at the times of exit

• तमः (tamaḥ) - profound darkness (darkness, gloom)

• सम्प्राप्यते (samprāpyate) - is encountered (is obtained, is reached, is attained)

• महत् (mahat) - profound (great, large, profound)

• अभेद्यम् (abhedyam) - impenetrable, indivisible, not to be broken

• भास्करेण (bhāskareṇa) - by the sun, by the sun god

• अपि (api) - even, also, too

• स्वयम् (svayam) - oneself, by oneself

• वा (vā) - or, optionally

• कृष्णवर्त्मना (kṛṣṇavartmanā) - by Agni (the fire god) (by Agni (the fire god), by one having a black path/trail)

Words meanings and morphology

अत्र (atra) - here, in this place

(indeclinable)

निर्याणकालेषु (niryāṇakāleṣu) - in the times of departure, at the times of exit

(noun)

Locative, masculine, plural of niryāṇakāla

niryāṇakāla - time of departure, time of exit

Compound (Tatpuruṣa) of niryāṇa (departure) and kāla (time)

Compound type : tatpuruṣa (niryāṇa+kāla)

• niryāṇa – going out, departure, exit, death
  noun (neuter)
  Noun derived from verb
  Derived from nir- + √yā (to go)
  Prefix: nir
  Root: yā (class 2)
• kāla – time, period, season
  noun (masculine)

तमः (tamaḥ) - profound darkness (darkness, gloom)

(noun)

Nominative, neuter, singular of tamas

tamas - darkness, gloom, ignorance, quality of inertia

सम्प्राप्यते (samprāpyate) - is encountered (is obtained, is reached, is attained)

(verb)

3rd person , singular, passive, present (lat) of samprāp

Compound verb formed with prefixes sam- and pra- with verbal root √āp (to obtain, reach)

Prefixes: sam+pra

Root: āp (class 5)

महत् (mahat) - profound (great, large, profound)

(adjective)

Nominative, neuter, singular of mahat

mahat - great, large, vast, mighty, important, profound

अभेद्यम् (abhedyam) - impenetrable, indivisible, not to be broken

(adjective)

Nominative, neuter, singular of abhedya

abhedya - impenetrable, indivisible, not to be broken or pierced

Gerundive/Future Passive Participle

Formed with negation prefix 'a-' and gerundive suffix '-ya' from verbal root √bhid (to break, pierce)

Prefix: a

Root: bhid (class 7)

भास्करेण (bhāskareṇa) - by the sun, by the sun god

(noun)

Instrumental, masculine, singular of bhāskara

bhāskara - the sun, sun god, maker of light

From bhāsa (light) + kara (maker)

अपि (api) - even, also, too

(indeclinable)

स्वयम् (svayam) - oneself, by oneself

(indeclinable)

वा (vā) - or, optionally

(indeclinable)

कृष्णवर्त्मना (kṛṣṇavartmanā) - by Agni (the fire god) (by Agni (the fire god), by one having a black path/trail)

(noun)

Instrumental, masculine, singular of kṛṣṇavartman

kṛṣṇavartman - Agni, fire, one having a black path/trail (referring to smoke from fire)

Bahuvrīhi compound: 'one whose path/trail (vartman) is black (kṛṣṇa)'

Compound type : bahuvrīhi (kṛṣṇa+vartman)

• kṛṣṇa – black, dark, dark blue
  adjective (masculine)
• vartman – path, road, track, trail (especially of smoke or fire)
  noun (neuter)
  From verbal root √vṛt (to turn, exist)
  Root: vṛt (class 1)