योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-74, verse-30

अन्तर्दीपो घट इव मध्यज्वाल इवानलः ।
स्फुरद्दीप्तिर्मणिरिव प्रयात्यन्तः प्रकाशताम् ॥ ३० ॥

antardīpo ghaṭa iva madhyajvāla ivānalaḥ ,
sphuraddīptirmaṇiriva prayātyantaḥ prakāśatām 30

30. antar dīpaḥ ghaṭaḥ iva madhyajvālaḥ iva analaḥ
sphuraddīptiḥ maṇiḥ iva prayāti antaḥ prakāśatām

30. dīpaḥ ghaṭaḥ iva analaḥ madhyajvālaḥ iva maṇiḥ
sphuraddīptiḥ iva antaḥ prakāśatām prayāti

30. It (the inner self/consciousness) attains an inner luminosity, like a lamp within a pot, or fire with its flame held centrally, or a jewel sparkling with its own brilliance.

Words meanings summery:

• अन्तर् (antar) - inwardly (within, inside, between)

• दीपः (dīpaḥ) - lamp, light

• घटः (ghaṭaḥ) - pot, jar

• इव (iva) - like, as, as if

• मध्यज्वालः (madhyajvālaḥ) - central flame

• इव (iva) - like, as, as if

• अनलः (analaḥ) - fire

• स्फुरद्दीप्तिः (sphuraddīptiḥ) - sparkling brilliance, radiant light

• मणिः (maṇiḥ) - jewel, gem

• इव (iva) - like, as, as if

• प्रयाति (prayāti) - attains (goes forth, proceeds, attains)

• अन्तः (antaḥ) - inwardly, inner (within, inside, inwardly)

• प्रकाशताम् (prakāśatām) - luminosity, brightness

Words meanings and morphology

अन्तर् (antar) - inwardly (within, inside, between)

(indeclinable)

दीपः (dīpaḥ) - lamp, light

(noun)

Nominative, masculine, singular of dīpa

dīpa - lamp, light, source of light

From root dīp (to shine)

Root: dīp (class 4)

घटः (ghaṭaḥ) - pot, jar

(noun)

Nominative, masculine, singular of ghaṭa

ghaṭa - pot, jar, pitcher

इव (iva) - like, as, as if

(indeclinable)

मध्यज्वालः (madhyajvālaḥ) - central flame

(noun)

Nominative, masculine, singular of madhyajvāla

madhyajvāla - central flame

Compound of madhya and jvāla

Compound type : tatpurusha (madhya+jvāla)

• madhya – middle, center, central
  adjective (neuter)
• jvāla – flame, blaze
  noun (masculine)
  From root jval (to burn, shine)
  Root: jval (class 1)

इव (iva) - like, as, as if

(indeclinable)

अनलः (analaḥ) - fire

(noun)

Nominative, masculine, singular of anala

anala - fire, Agni

Literally 'not insufficient' or 'not stopping'

स्फुरद्दीप्तिः (sphuraddīptiḥ) - sparkling brilliance, radiant light

(noun)

Nominative, feminine, singular of sphuraddīpti

sphuraddīpti - sparkling brilliance, radiant light

Compound of sphurat and dīpti

Compound type : tatpurusha (sphurat+dīpti)

• sphurat – sparkling, shining, throbbing
  adjective (neuter)
  Present Active Participle
  Present active participle of root sphur (to throb, flash, sparkle)
  Root: sphur (class 6)
• dīpti – light, brilliance, radiance, splendour
  noun (feminine)
  From root dīp (to shine)
  Root: dīp (class 4)

मणिः (maṇiḥ) - jewel, gem

(noun)

Nominative, masculine, singular of maṇi

maṇi - jewel, gem, precious stone

इव (iva) - like, as, as if

(indeclinable)

प्रयाति (prayāti) - attains (goes forth, proceeds, attains)

(verb)

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

Prefix: pra

Root: yā (class 2)

अन्तः (antaḥ) - inwardly, inner (within, inside, inwardly)

(indeclinable)

Note: This form antaḥ can be nominative singular masculine/feminine or ablative/genitive singular of antas (neuter noun 'interior') or an indeclinable 'inwardly'. Here, it acts as an adverb modifying prakāśatām.

प्रकाशताम् (prakāśatām) - luminosity, brightness

(noun)

Accusative, feminine, singular of prakāśatā

prakāśatā - luminosity, brightness, splendour

Derived from prakāśa (light, shine) + -tā (suffix for abstract noun)