योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-31, verse-6

प्राप सार्धं तया देव्या पुनरावरणान्वितम् ।
ब्रह्माण्डमण्डपं स्फारं तं प्रविश्य तथा जवात् ॥ ६ ॥

prāpa sārdhaṃ tayā devyā punarāvaraṇānvitam ,
brahmāṇḍamaṇḍapaṃ sphāraṃ taṃ praviśya tathā javāt 6

6. prāpa sārdhaṃ tayā devyā punar āvaraṇānvitam
brahmāṇḍamaṇḍapaṃ sphāraṃ tam praviśya tathā javāt

6. tayā devyā sārdham,
punaḥ āvaraṇānvitam sphāraṃ tam brahmāṇḍamaṇḍapaṃ prāpa.
(tām) praviśya,
tathā javāt (dadarśa.
.
.
)

6. Together with that goddess (Sarasvati), she (Lila) reached again that vast cosmic pavilion (brahmāṇḍa maṇḍapa) enclosed by coverings; having entered it, she swiftly (continued her journey).

Words meanings summery:

• प्राप (prāpa) - she reached, attained

• सार्धम् (sārdham) - together with, along with

• तया (tayā) - by her, with her, that (feminine instrumental)

• देव्या (devyā) - with the goddess

• पुनर् (punar) - again, once more

• आवरणान्वितम् (āvaraṇānvitam) - accompanied by coverings, endowed with coverings

• ब्रह्माण्डमण्डपम् (brahmāṇḍamaṇḍapam) - cosmic pavilion (brahmāṇḍa maṇḍapa) (the cosmic pavilion, the pavilion of the universe)

• स्फारम् (sphāram) - vast, extensive, large

• तम् (tam) - that (masculine accusative)

• प्रविश्य (praviśya) - having entered

• तथा (tathā) - thus, so, and

• जवात् (javāt) - swiftly, quickly, from speed

Words meanings and morphology

प्राप (prāpa) - she reached, attained

(verb)

3rd person , singular, active, perfect (lit) of prāp

Prefix: pra

Root: āp (class 5)

Note: Subject implied as Lila.

सार्धम् (sārdham) - together with, along with

(indeclinable)

Note: Governs instrumental case.

तया (tayā) - by her, with her, that (feminine instrumental)

(pronoun)

Instrumental, feminine, singular of tad

tad - that, she, it

Note: Refers to Sarasvati.

देव्या (devyā) - with the goddess

(noun)

Instrumental, feminine, singular of devī

devī - goddess

Note: Refers to Sarasvati.

पुनर् (punar) - again, once more

(indeclinable)

आवरणान्वितम् (āvaraṇānvitam) - accompanied by coverings, endowed with coverings

(adjective)

Accusative, masculine, singular of āvaraṇānvita

āvaraṇānvita - covered, surrounded by coverings

Compound type : tatpurusha (āvaraṇa+anvita)

• āvaraṇa – covering, veil, enclosure
  noun (neuter)
  From `ā-vṛ` (to cover).
  Prefix: ā
  Root: vṛ (class 5)
• anvita – accompanied by, endowed with
  adjective (masculine)
  Past Passive Participle
  From `anvi-i` (to go after).
  Prefix: anu
  Root: i (class 2)

Note: Agrees with `brahmāṇḍamaṇḍapam`.

ब्रह्माण्डमण्डपम् (brahmāṇḍamaṇḍapam) - cosmic pavilion (brahmāṇḍa maṇḍapa) (the cosmic pavilion, the pavilion of the universe)

(noun)

Accusative, masculine, singular of brahmāṇḍamaṇḍapa

brahmāṇḍamaṇḍapa - cosmic pavilion, pavilion of the universe

Compound type : tatpurusha (brahmāṇḍa+maṇḍapa)

• brahmāṇḍa – Brahma's egg, universe, cosmos
  noun (neuter)
  Compound of `brahman` and `aṇḍa`.
• maṇḍapa – pavilion, open hall
  noun (masculine)

स्फारम् (sphāram) - vast, extensive, large

(adjective)

Accusative, masculine, singular of sphāra

sphāra - vast, large, extensive, expanded

Note: Agrees with `brahmāṇḍamaṇḍapam`.

तम् (tam) - that (masculine accusative)

(pronoun)

Accusative, masculine, singular of tad

tad - that, it

Note: Refers to `brahmāṇḍamaṇḍapam`.

प्रविश्य (praviśya) - having entered

(indeclinable)

Absolutive (Gerund)

Derived from root `viś` (to enter) with prefix `pra-`.

Prefix: pra

Root: viś (class 6)

तथा (tathā) - thus, so, and

(indeclinable)

जवात् (javāt) - swiftly, quickly, from speed

(noun)

Ablative, masculine, singular of java

java - speed, swiftness, velocity

Root: jū (class 1)

Note: Implies 'due to speed' or 'with speed'.