महाभारतः mahābhārataḥ - book-6, chapter-30, verse-18

अव्यक्ताद्व्यक्तयः सर्वाः प्रभवन्त्यहरागमे ।
रात्र्यागमे प्रलीयन्ते तत्रैवाव्यक्तसंज्ञके ॥१८॥

18. avyaktādvyaktayaḥ sarvāḥ prabhavantyaharāgame ,
rātryāgame pralīyante tatraivāvyaktasaṁjñake.

18. avyaktāt vyaktayaḥ sarvāḥ prabhavanti ahaḥ āgame
rātryāgame pralīyante tatra eva avyaktasaṃjñake

18. ahaḥ āgame sarvāḥ vyaktayaḥ avyaktāt prabhavanti
rātryāgame tatra eva avyaktasaṃjñake pralīyante

18. At the arrival of day, all manifested beings emerge from the unmanifest. At the arrival of night, they dissolve and merge back into that very same unmanifest state (avyakta).

Words meanings summery:

• अव्यक्तात् (avyaktāt) - from the primordial unmanifest state (avyakta) (from the unmanifest, from the imperceptible)

• व्यक्तयः (vyaktayaḥ) - all manifested beings and forms (manifestations, embodied beings, entities)

• सर्वाः (sarvāḥ) - all, every

• प्रभवन्ति (prabhavanti) - they arise, they originate, they manifest

• अहः (ahaḥ) - day (as the first part of the compound 'ahar-āgame') (day)

• आगमे (āgame) - at the arrival of day (at the coming, at the arrival)

• रात्र्यागमे (rātryāgame) - at the coming of night

• प्रलीयन्ते (pralīyante) - they dissolve, they merge, they perish

• तत्र (tatra) - in that same unmanifest state (there, in that place)

• एव (eva) - emphasizes 'that very same' (indeed, only, just, very)

• अव्यक्तसंज्ञके (avyaktasaṁjñake) - in the entity designated as the unmanifest (avyakta) (in that which is called the unmanifest, in the unmanifest-named)

Words meanings and morphology

अव्यक्तात् (avyaktāt) - from the primordial unmanifest state (avyakta) (from the unmanifest, from the imperceptible)

(noun)

Ablative, neuter, singular of avyakta

avyakta - unmanifest, imperceptible, indistinct, primary matter

Past Passive Participle

From 'a' (not) + 'vyakta' (manifested), derived from root √añj/vyañj (to manifest).

Root: añj (class 7)

व्यक्तयः (vyaktayaḥ) - all manifested beings and forms (manifestations, embodied beings, entities)

(noun)

Nominative, feminine, plural of vyakti

vyakti - manifestation, distinct appearance, individual entity

Note: Subject of 'prabhavanti'.

सर्वाः (sarvāḥ) - all, every

(pronoun)

Nominative, feminine, plural of sarva

sarva - all, whole, every

Note: Agrees with 'vyaktayaḥ'.

प्रभवन्ति (prabhavanti) - they arise, they originate, they manifest

(verb)

3rd person , plural, active, present (lat) of prabhū

Root '√bhū' (to be) with prefix 'pra'.

Prefix: pra

Root: bhū (class 1)

अहः (ahaḥ) - day (as the first part of the compound 'ahar-āgame') (day)

(noun)

neuter, singular of ahas

ahas - day, daylight

Note: Part of the compound 'ahar-āgame' (at the coming of day).

आगमे (āgame) - at the arrival of day (at the coming, at the arrival)

(noun)

Locative, masculine, singular of āgama

āgama - coming, arrival, approach, tradition

From prefix 'ā' + root '√gam' (to go).

Prefix: ā

Root: gam (class 1)

Note: In the compound 'ahar-āgame'.

रात्र्यागमे (rātryāgame) - at the coming of night

(noun)

Locative, masculine, singular of rātryāgama

rātryāgama - arrival of night, coming of night

Compound type : Tatpuruṣa (rātri+āgama)

• rātri – night
  noun (feminine)
• āgama – coming, arrival
  noun (masculine)
  From prefix 'ā' + root '√gam' (to go).
  Prefix: ā
  Root: gam (class 1)

प्रलीयन्ते (pralīyante) - they dissolve, they merge, they perish

(verb)

3rd person , plural, middle, present (lat) of pralī

Root '√lī' (to cling, dissolve) with prefix 'pra'. Often used in middle voice.

Prefix: pra

Root: lī (class 4)

तत्र (tatra) - in that same unmanifest state (there, in that place)

(indeclinable)

Locative adverb derived from 'tad' (that).

एव (eva) - emphasizes 'that very same' (indeed, only, just, very)

(indeclinable)

अव्यक्तसंज्ञके (avyaktasaṁjñake) - in the entity designated as the unmanifest (avyakta) (in that which is called the unmanifest, in the unmanifest-named)

(adjective)

Locative, neuter, singular of avyaktasaṃjñaka

avyaktasaṁjñaka - that which is called or named the unmanifest

Compound type : Bahuvrīhi (avyakta+saṃjñā)

• avyakta – unmanifest, imperceptible
  adjective (neuter)
  Past Passive Participle
  From 'a' (not) + 'vyakta' (manifested).
  Root: añj (class 7)
• saṃjñaka – named, called, designated as
  adjective (masculine)
  From 'saṃjñā' (name, designation) with suffix 'ka'.

Note: Agrees with an implied 'tatra' (there) or a neuter noun.