योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-80, verse-40

निमेषजठरे कल्पसंभवः समुदेति हि ।
महानगरनिर्माणं मुकुरेऽन्तरिवामले ॥ ४० ॥

nimeṣajaṭhare kalpasaṃbhavaḥ samudeti hi ,
mahānagaranirmāṇaṃ mukure'ntarivāmale 40

40. nimeṣajaṭhare kalpasambhavaḥ samudeti hi
mahānagaranirmāṇam mukure antaḥ iva amale

40. hi nimeṣajaṭhare kalpasambhavaḥ samudeti
amale mukure antaḥ iva mahānagaranirmāṇam

40. Indeed, the emergence of an entire aeon (kalpa) arises within the womb of a mere moment (nimeṣa). This is comparable to the construction of a great city appearing within a pristine mirror.

Words meanings summery:

• निमेषजठरे (nimeṣajaṭhare) - within the very short duration or confines of a moment (nimeṣa) (in the belly/womb of a moment)

• कल्पसम्भवः (kalpasambhavaḥ) - the arising or manifestation of an entire aeon (kalpa) (emergence/origin of an aeon)

• समुदेति (samudeti) - appears, manifests (arises, comes forth, rises)

• हि (hi) - indeed, certainly (indeed, surely, because)

• महानगरनिर्माणम् (mahānagaranirmāṇam) - the creation or building of a large, impressive city (construction of a great city)

• मुकुरे (mukure) - within a mirror (in a mirror)

• अन्तः (antaḥ) - inside, internally (inside, within, internal)

• इव (iva) - as if, like (like, as, as if)

• अमले (amale) - in a pristine, clear (mirror) (pure, clear, spotless)

Words meanings and morphology

निमेषजठरे (nimeṣajaṭhare) - within the very short duration or confines of a moment (nimeṣa) (in the belly/womb of a moment)

(noun)

Locative, neuter, singular of nimeṣajaṭhara

nimeṣajaṭhara - womb/belly of a moment

compound of nimeṣa and jaṭhara

Compound type : tatpuruṣa (nimeṣa+jaṭhara)

• nimeṣa – twinkling of an eye, moment
  noun (masculine)
  derived from ni-miṣ
  Prefix: ni
  Root: miṣ (class 4)
• jaṭhara – belly, stomach, womb, interior
  noun (neuter)

कल्पसम्भवः (kalpasambhavaḥ) - the arising or manifestation of an entire aeon (kalpa) (emergence/origin of an aeon)

(noun)

Nominative, masculine, singular of kalpasambhava

kalpasambhava - origin/production of an aeon

compound of kalpa and sambhava

Compound type : tatpuruṣa (kalpa+sambhava)

• kalpa – aeon, cosmic age
  noun (masculine)
  Root: kḷp (class 1)
• sambhava – birth, origin, production, possibility
  noun (masculine)
  derived from sam-bhū
  Prefix: sam
  Root: bhū (class 1)

समुदेति (samudeti) - appears, manifests (arises, comes forth, rises)

(verb)

3rd person , singular, active, present (laṭ) of samudī

present indicative

class 2, with prefixes sam-ud

Prefixes: sam+ud

Root: i (class 2)

हि (hi) - indeed, certainly (indeed, surely, because)

(indeclinable)

महानगरनिर्माणम् (mahānagaranirmāṇam) - the creation or building of a large, impressive city (construction of a great city)

(noun)

Nominative, neuter, singular of mahānagaranirmāṇa

mahānagaranirmāṇa - construction/creation of a great city

compound of mahā, nagara, and nirmāṇa

Compound type : tatpuruṣa (mahā+nagara+nirmāṇa)

• mahā – great, large
  adjective (feminine)
  feminine stem of mahant
• nagara – city, town
  noun (neuter)
• nirmāṇa – creation, formation, construction, making
  noun (neuter)
  derived from nir-mā
  Prefix: nir
  Root: mā (class 3)

मुकुरे (mukure) - within a mirror (in a mirror)

(noun)

Locative, masculine, singular of mukura

mukura - mirror, bud, globe

अन्तः (antaḥ) - inside, internally (inside, within, internal)

(indeclinable)

इव (iva) - as if, like (like, as, as if)

(indeclinable)

अमले (amale) - in a pristine, clear (mirror) (pure, clear, spotless)

(adjective)

Locative, masculine, singular of amala

amala - spotless, pure, clean, clear

compound of a (negation) and mala (impurity)

Compound type : nañ-tatpuruṣa (a+mala)

• a – not, un-
  indeclinable
  negative prefix
• mala – dirt, impurity, stain
  noun (neuter)
  Root: mal (class 1)