योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-10, verse-15

ब्रह्मण्ययं प्रकाशो हि न संभवति भूतजः ।
सूर्यानलेन्दुतारादिः कुतस्तत्र किलाव्यये ॥ १५ ॥

brahmaṇyayaṃ prakāśo hi na saṃbhavati bhūtajaḥ ,
sūryānalendutārādiḥ kutastatra kilāvyaye 15

15. brahmaṇi ayam prakāśaḥ hi na saṃbhavati bhūta-jaḥ
sūrya-anala-indu-tārā-ādiḥ kutaḥ tatra kila avyaye

15. ayam bhūta-jaḥ prakāśaḥ hi brahmaṇi na saṃbhavati.
tatra avyaye kila sūrya-anala-indu-tārā-ādiḥ kutaḥ (saṃbhavati)?

15. Indeed, this light born of the elements is not possible in Brahman (brahman). How then could the sun, fire, moon, stars, and so forth exist there, in the imperishable (Brahman)?

Words meanings summery:

• ब्रह्मणि (brahmaṇi) - in Brahman, in the ultimate reality

• अयम् (ayam) - this, he

• प्रकाशः (prakāśaḥ) - light, luster, manifestation

• हि (hi) - indeed (indeed, surely, for)

• न (na) - not, no

• संभवति (saṁbhavati) - is not possible (is possible, exists, occurs)

• भूत-जः (bhūta-jaḥ) - born of elements, elemental

• सूर्य-अनल-इन्दु-तारा-आदिः (sūrya-anala-indu-tārā-ādiḥ) - the sun, fire, moon, stars, and so forth (sun, fire, moon, stars, etc.)

• कुतः (kutaḥ) - how (from where) (from where, why)

• तत्र (tatra) - there, in that place

• किल (kila) - indeed, surely, as if

• अव्यये (avyaye) - in the imperishable (Brahman) (in the imperishable, in the immutable)

Words meanings and morphology

ब्रह्मणि (brahmaṇi) - in Brahman, in the ultimate reality

(noun)

Locative, neuter, singular of brahman

brahman - Brahman, the ultimate reality, the Absolute, the universal spirit

अयम् (ayam) - this, he

(pronoun)

Nominative, masculine, singular of idam

idam - this, this here

प्रकाशः (prakāśaḥ) - light, luster, manifestation

(noun)

Nominative, masculine, singular of prakāśa

prakāśa - light, luminosity, splendor, manifestation, appearance

Prefix: pra

Root: kāś (class 1)

हि (hi) - indeed (indeed, surely, for)

(indeclinable)

न (na) - not, no

(indeclinable)

संभवति (saṁbhavati) - is not possible (is possible, exists, occurs)

(verb)

3rd person , singular, active, present (lat) of saṃ-bhū

Present Active Indicative

Prefix: sam

Root: bhū (class 1)

भूत-जः (bhūta-jaḥ) - born of elements, elemental

(adjective)

Nominative, masculine, singular of bhūta-ja

bhūta-ja - born from elements, elemental, produced by living beings

Compound type : tatpurusha (bhūta+ja)

• bhūta – element, being, creature, past
  noun (neuter)
  Past Passive Participle
  Derived from root bhū (to be)
  Root: bhū (class 1)
• ja – born, produced, caused by
  suffix (masculine)
  Root: jan (class 4)

सूर्य-अनल-इन्दु-तारा-आदिः (sūrya-anala-indu-tārā-ādiḥ) - the sun, fire, moon, stars, and so forth (sun, fire, moon, stars, etc.)

(noun)

Nominative, masculine, singular of sūrya-anala-indu-tārā-ādi

sūrya-anala-indu-tārā-ādi - sun, fire, moon, stars, etc.

Compound type : dvandva (sūrya+anala+indu+tārā+ādi)

• sūrya – sun
  noun (masculine)
• anala – fire
  noun (masculine)
• indu – moon, drop
  noun (masculine)
• tārā – star, pupil of the eye
  noun (feminine)
• ādi – beginning, etcetera, and so on
  indeclinable

कुतः (kutaḥ) - how (from where) (from where, why)

(indeclinable)

तत्र (tatra) - there, in that place

(indeclinable)

किल (kila) - indeed, surely, as if

(indeclinable)

अव्यये (avyaye) - in the imperishable (Brahman) (in the imperishable, in the immutable)

(adjective)

Locative, neuter, singular of avyaya

avyaya - imperishable, immutable, indestructible, indeclinable

Compound type : bahuvrihi (na+vyaya)

• a – not, non-
  prefix
• vyaya – expenditure, loss, decay, perishableness
  noun (masculine)
  Prefix: vi
  Root: i (class 2)

Note: Here referring to Brahman, which is imperishable.