योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-128, verse-8

तद्ब्रह्माण्डकवाटं तु तृणं तृणमणिर्यथा ।
धत्ते वारि स्वभावेन नित्यं कल्पकरत्नवत् ॥ ८ ॥

tadbrahmāṇḍakavāṭaṃ tu tṛṇaṃ tṛṇamaṇiryathā ,
dhatte vāri svabhāvena nityaṃ kalpakaratnavat 8

8. tat brahmāṇḍakavāṭam tu tṛṇam tṛṇamaṇiḥ yathā
dhatte vāri svabhāvena nityam kalpakaratnavat

8. tu tat brahmāṇḍakavāṭam tṛṇamaṇiḥ yathā tṛṇam (dhatte),
(tathā) svabhāvena vāri dhatte.
nityam kalpakaratnavat (dhatte).

8. Indeed, that cosmic shell (brahmāṇḍa) sustains the water by its intrinsic nature (svabhāva), just as a sun-crystal (tṛṇamaṇi) naturally holds a blade of grass, and it does so eternally, like a wish-fulfilling jewel (kalpakaratna).

Words meanings summery:

• तत् (tat) - that

• ब्रह्माण्डकवाटम् (brahmāṇḍakavāṭam) - the gate/shell of the universe (brahmāṇḍa)

• तु (tu) - but, indeed, however

• तृणम् (tṛṇam) - a blade of grass, straw

• तृणमणिः (tṛṇamaṇiḥ) - a crystal or gem with properties similar to amber, attracting light objects like straw (sunstone, magnet (literally 'grass-jewel'))

• यथा (yathā) - just as, as, in which way

• धत्ते (dhatte) - holds, bears, sustains, places

• वारि (vāri) - water

• स्वभावेन (svabhāvena) - by its intrinsic nature (svabhāva)

• नित्यम् (nityam) - always, eternally, perpetually

• कल्पकरत्नवत् (kalpakaratnavat) - like a wish-fulfilling jewel (kalpakaratna)

Words meanings and morphology

तत् (tat) - that

(pronoun)

Nominative, neuter, singular of tad

tad - that, it

Note: Also accusative singular neuter.

ब्रह्माण्डकवाटम् (brahmāṇḍakavāṭam) - the gate/shell of the universe (brahmāṇḍa)

(noun)

Nominative, neuter, singular of brahmāṇḍakavāṭaka

brahmāṇḍakavāṭaka - cosmic shell, universal door/gate

compound of brahmāṇḍa and kavāṭaka

Compound type : ṣaṣṭhī-tatpuruṣa (brahmāṇḍa+kavāṭaka)

• brahmāṇḍa – cosmic egg, universe
  noun (neuter)
  compound of brahman and aṇḍa
• kavāṭaka – door-panel, gate, shell
  noun (neuter)
  diminutive of kavāṭa

Note: Also accusative singular neuter.

तु (tu) - but, indeed, however

(indeclinable)

तृणम् (tṛṇam) - a blade of grass, straw

(noun)

Accusative, neuter, singular of tṛṇa

tṛṇa - grass, straw, a blade of grass

Note: Also nominative singular neuter. Context implies accusative object for 'holds'.

तृणमणिः (tṛṇamaṇiḥ) - a crystal or gem with properties similar to amber, attracting light objects like straw (sunstone, magnet (literally 'grass-jewel'))

(noun)

Nominative, masculine, singular of tṛṇamaṇi

tṛṇamaṇi - sunstone, magnet, amber (gem that attracts straw)

compound of tṛṇa and maṇi

Compound type : tatpuruṣa (tṛṇa+maṇi)

• tṛṇa – grass, straw
  noun (neuter)
• maṇi – gem, jewel, crystal
  noun (masculine)

यथा (yathā) - just as, as, in which way

(indeclinable)

धत्ते (dhatte) - holds, bears, sustains, places

(verb)

3rd person , singular, middle, present (lat) of dhā

Root: dhā (class 3)

Note: Atmanepada form.

वारि (vāri) - water

(noun)

Accusative, neuter, singular of vāri

vāri - water

Note: Context implies accusative object for 'holds'.

स्वभावेन (svabhāvena) - by its intrinsic nature (svabhāva)

(noun)

Instrumental, masculine, singular of svabhāva

svabhāva - own state, intrinsic nature, essential quality, inherent property

compound of sva and bhāva

Compound type : tatpuruṣa (sva+bhāva)

• sva – own, self
  pronoun (masculine)
• bhāva – being, state, nature, feeling
  noun (masculine)
  from root bhū
  Root: bhū (class 1)

Note: Emphasizes the natural and inherent quality.

नित्यम् (nityam) - always, eternally, perpetually

(indeclinable)

Note: Used adverbially.

कल्पकरत्नवत् (kalpakaratnavat) - like a wish-fulfilling jewel (kalpakaratna)

(adjective)

of kalpakaratnavat

kalpakaratnavat - like a wish-fulfilling jewel

suffix -vat to kalpakaratna

Note: -vat suffix implies 'like, as if'.