योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-27, verse-3

मण्डपाकाशसंलीनां लीलामाह सरस्वती ।
व्योमरूपा व्योमरूपां स्मयात्तूष्णीमिव स्थिताम् ॥ ३ ॥

maṇḍapākāśasaṃlīnāṃ līlāmāha sarasvatī ,
vyomarūpā vyomarūpāṃ smayāttūṣṇīmiva sthitām 3

3. maṇḍapākāśasaṃlīnām līlām āha sarasvatī
vyomarūpā vyomarūpām smayāt tūṣṇīm iva sthitām

3. sarasvatī vyomarūpā smayāt tūṣṇīm iva sthitām
maṇḍapākāśasaṃlīnām vyomarūpām līlām āha

3. Saraswati, who herself embodied the form of the sky, spoke to Līlā, who was absorbed into the sky of the pavilion and also appeared to be of the form of the sky, as Līlā stood as if silently, due to wonder.

Words meanings summery:

• मण्डपाकाशसंलीनाम् (maṇḍapākāśasaṁlīnām) - merged in the sky of the pavilion

• लीलाम् (līlām) - the goddess Līlā, the main character of the Yoga Vasistha narrative at this point (sport, play, divine play)

• आह (āha) - said, spoke

• सरस्वती (sarasvatī) - Saraswati

• व्योमरूपा (vyomarūpā) - having the form of the sky/space

• व्योमरूपाम् (vyomarūpām) - having the form of the sky/space

• स्मयात् (smayāt) - from wonder, out of amazement

• तूष्णीम् (tūṣṇīm) - silently, quietly, in silence

• इव (iva) - as if, like, as it were

• स्थिताम् (sthitām) - situated, standing, remaining

Words meanings and morphology

मण्डपाकाशसंलीनाम् (maṇḍapākāśasaṁlīnām) - merged in the sky of the pavilion

(adjective)

Accusative, feminine, singular of maṇḍapākāśasaṃlīna

maṇḍapākāśasaṁlīna - merged in the sky of the pavilion

Compound type : tatpurusha (maṇḍapa+ākāśa+saṃlīna)

• maṇḍapa – pavilion, open hall
  noun (masculine)
• ākāśa – sky, space, ether
  noun (masculine)
• saṃlīna – merged, absorbed, hidden, withdrawn
  adjective (masculine)
  Past Passive Participle
  From root lī (to cling, dissolve) with prefix saṃ-
  Prefix: saṃ
  Root: lī (class 4)

लीलाम् (līlām) - the goddess Līlā, the main character of the Yoga Vasistha narrative at this point (sport, play, divine play)

(proper noun)

Accusative, feminine, singular of līlā

līlā - sport, play, divine play, pastime

आह (āha) - said, spoke

(verb)

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

Perfect

Irregular perfect form of root 'brū' or 'vac'

Root: brū/vac (class 2)

सरस्वती (sarasvatī) - Saraswati

(proper noun)

Nominative, feminine, singular of sarasvatī

sarasvatī - Saraswati (goddess of knowledge, speech, and art)

व्योमरूपा (vyomarūpā) - having the form of the sky/space

(adjective)

Nominative, feminine, singular of vyomarūpa

vyomarūpa - having the form of the sky/space, sky-like

Compound type : bahuvrihi (vyoman+rūpa)

• vyoman – sky, atmosphere, space
  noun (neuter)
• rūpa – form, shape, appearance, nature
  noun (neuter)

व्योमरूपाम् (vyomarūpām) - having the form of the sky/space

(adjective)

Accusative, feminine, singular of vyomarūpa

vyomarūpa - having the form of the sky/space, sky-like

Compound type : bahuvrihi (vyoman+rūpa)

• vyoman – sky, atmosphere, space
  noun (neuter)
• rūpa – form, shape, appearance, nature
  noun (neuter)

स्मयात् (smayāt) - from wonder, out of amazement

(noun)

Ablative, masculine, singular of smaya

smaya - wonder, astonishment, pride, smile

Root: smi (class 1)

तूष्णीम् (tūṣṇīm) - silently, quietly, in silence

(indeclinable)

इव (iva) - as if, like, as it were

(indeclinable)

स्थिताम् (sthitām) - situated, standing, remaining

(adjective)

Accusative, feminine, singular of sthita

sthita - stood, situated, remained, abiding

Past Passive Participle

From root sthā (to stand)

Root: sthā (class 1)