योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-106, verse-35

उत्थायास्तरणं वस्त्रं तत्तदास्फोटितं मया ।
हस्तिचर्मद्वरेणेव संध्यानृत्यानुरागिणा ॥ ३५ ॥

utthāyāstaraṇaṃ vastraṃ tattadāsphoṭitaṃ mayā ,
hasticarmadvareṇeva saṃdhyānṛtyānurāgiṇā 35

35. utthāya āstaraṇam vastram tat tat āsphoṭitam mayā
hasticharman-dvareṇa iva sandhyā-nṛtya-anurāgiṇā

35. utthāya mayā tat tat āstaraṇam vastram
sandhyā-nṛtya-anurāgiṇā hasticharman-dvareṇa iva āsphoṭitam

35. After rising, I vigorously shook that covering cloth, just like one devoted to the evening dance (sandhyānṛtya) might shake the two pieces of an elephant hide.

Words meanings summery:

• उत्थाय (utthāya) - having risen, after rising, getting up

• आस्तरणम् (āstaraṇam) - the covering cloth (for sleeping) (covering, spreading, bedspread, carpet)

• वस्त्रम् (vastram) - the cloth, garment (cloth, garment, clothing)

• तत् (tat) - that (cloth) (that, those)

• तत् (tat) - that (cloth) (that, those)

• आस्फोटितम् (āsphoṭitam) - shaken, flapped, thrashed, struck

• मया (mayā) - by me

• हस्तिछर्मन्-द्वरेण (hasticharman-dvareṇa) - by the two elephant hides

• इव (iva) - like, as, as if

• सन्ध्या-नृत्य-अनुरागिणा (sandhyā-nṛtya-anurāgiṇā) - by one devoted to the evening dance (referring to Shiva) (by one devoted to the evening dance)

Words meanings and morphology

उत्थाय (utthāya) - having risen, after rising, getting up

(indeclinable)

absolutive/gerund

Derived from root sthā (to stand) with upasarga ud (up) and suffix -ya

Prefix: ud

Root: sthā (class 1)

आस्तरणम् (āstaraṇam) - the covering cloth (for sleeping) (covering, spreading, bedspread, carpet)

(noun)

Accusative, neuter, singular of āstaraṇa

āstaraṇa - spreading, covering, bed-covering, mat, carpet

nomen actionis / instrumenti

Derived from root stṛ (to spread) with upasarga ā and suffix -ana

Prefix: ā

Root: stṛ (class 5)

Note: The form could also be nominative singular neuter. Context points to accusative here (object of 'shook').

वस्त्रम् (vastram) - the cloth, garment (cloth, garment, clothing)

(noun)

Accusative, neuter, singular of vastra

vastra - cloth, garment, clothes

Note: Accusative singular, agreeing with `āstaraṇam`.

तत् (tat) - that (cloth) (that, those)

(pronoun)

Accusative, neuter, singular of tad

tad - that, he, she, it

Note: Appears twice `tat tat` for emphasis, "that very (cloth)".

तत् (tat) - that (cloth) (that, those)

(pronoun)

Accusative, neuter, singular of tad

tad - that, he, she, it

Note: Repeated for emphasis.

आस्फोटितम् (āsphoṭitam) - shaken, flapped, thrashed, struck

(adjective)

Nominative, neuter, singular of āsphoṭita

āsphoṭita - shaken, flapped, struck, clapped

Past Passive Participle

Derived from root sphuṭ (to burst, open) with upasarga ā and suffix -kta (passive participle)

Prefix: ā

Root: sphuṭ (class 6)

Note: Past passive participle, nominative singular neuter, acting as a predicate. "It was shaken".

मया (mayā) - by me

(pronoun)

Instrumental, singular of asmad

asmad - I, me

Note: Agent in a passive construction.

हस्तिछर्मन्-द्वरेण (hasticharman-dvareṇa) - by the two elephant hides

(noun)

Instrumental, neuter, singular of hasticharmadvāra

hasticharmadvāra - two pieces of elephant hide

Compound type : dvandva (hasticharmā+dvāra)

• hasticharmā – elephant hide, elephant skin
  noun (neuter)
• dvāra – door, gate, opening, pair (often implies two)
  noun (neuter)

Note: Instrumental singular, indicating the means or manner. `dvāra` here means "two pieces" or "pair".

इव (iva) - like, as, as if

(indeclinable)

Note: Particle of comparison.

सन्ध्या-नृत्य-अनुरागिणा (sandhyā-nṛtya-anurāgiṇā) - by one devoted to the evening dance (referring to Shiva) (by one devoted to the evening dance)

(adjective)

Instrumental, masculine, singular of sandhyānṛtyānurāgin

sandhyānṛtyānurāgin - one devoted to the evening dance

Compound ending in an adjectival suffix -in

Compound type : tatpurusha (sandhyā+nṛtya+anurāgin)

• sandhyā – twilight, evening, junction of day and night
  noun (feminine)
• nṛtya – dance
  noun (neuter)
  Derived from root nṛt (to dance)
  Root: nṛt (class 4)
• anurāgin – attached to, devoted to, fond of
  adjective (masculine)
  From anurāga (attachment) + -in suffix
  Prefix: anu

Note: Agrees with `mayā` (implied `mayā` as masculine, the speaker).