योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-110, verse-3

दंपती तौ समुत्थाय कृतसंध्याक्रमौ स्थितौ ।
पत्रासने मृदुस्निग्धे कान्तौ काञ्चनकन्दरे ॥ ३ ॥

daṃpatī tau samutthāya kṛtasaṃdhyākramau sthitau ,
patrāsane mṛdusnigdhe kāntau kāñcanakandare 3

3. dampatī tau samutthāya kṛtasaṃdhyākramau sthitau
pattrāsane mṛdusnigdhe kāntau kāñcanakandare

3. tau kāntau dampatī samutthāya kṛtasaṃdhyākramau (bhūtvā),
kāñcanakandare mṛdusnigdhe pattrāsane sthitau.

3. That beautiful couple, having arisen and performed their twilight rituals, then sat on a soft, smooth leaf-seat within a golden cave.

Words meanings summery:

• दम्पती (dampatī) - the couple, husband and wife

• तौ (tau) - those two

• समुत्थाय (samutthāya) - having arisen, having stood up

• कृतसंध्याक्रमौ (kṛtasaṁdhyākramau) - having performed the twilight rituals

• स्थितौ (sthitau) - stood, seated, situated

• पत्त्रासने (pattrāsane) - on a seat of leaves

• मृदुस्निग्धे (mṛdusnigdhe) - soft and smooth/lustrous

• कान्तौ (kāntau) - beautiful, beloved (dual)

• काञ्चनकन्दरे (kāñcanakandare) - in a golden cave

Words meanings and morphology

दम्पती (dampatī) - the couple, husband and wife

(noun)

Nominative, masculine, dual of dampati

dampati - master of the house, husband and wife, couple

तौ (tau) - those two

(pronoun)

Nominative, masculine, dual of tad

tad - that, it

समुत्थाय (samutthāya) - having arisen, having stood up

(indeclinable)

Absolutive (Gerund)

Derived from root sthā with prefixes sam-ud

Prefixes: sam+ud

Root: sthā (class 1)

कृतसंध्याक्रमौ (kṛtasaṁdhyākramau) - having performed the twilight rituals

(adjective)

Nominative, masculine, dual of kṛtasaṃdhyākrama

kṛtasaṁdhyākrama - one who has performed the twilight ritual

Compound type : bahuvrīhi (kṛta+saṃdhyākrama)

• kṛta – done, made, performed
  adjective (neuter)
  Past Passive Participle
  Derived from root kṛ
  Root: kṛ (class 8)
• saṃdhyākrama – the sequence of twilight rituals/duties
  noun (masculine)

स्थितौ (sthitau) - stood, seated, situated

(adjective)

Nominative, masculine, dual of sthita

sthita - stood, situated, being, existing

Past Passive Participle

Derived from root sthā

Root: sthā (class 1)

पत्त्रासने (pattrāsane) - on a seat of leaves

(noun)

Locative, neuter, singular of pattrāsana

pattrāsana - leaf-seat, seat made of leaves

Compound type : tatpuruṣa (pattra+āsana)

• pattra – leaf, feather, wing
  noun (neuter)
• āsana – seat, sitting, posture
  noun (neuter)
  Root: ās (class 2)

मृदुस्निग्धे (mṛdusnigdhe) - soft and smooth/lustrous

(adjective)

Locative, neuter, singular of mṛdusnigdha

mṛdusnigdha - soft and smooth, tender and oily

Compound type : dvandva/tatpuruṣa (mṛdu+snigdha)

• mṛdu – soft, tender, gentle
  adjective (neuter)
• snigdha – smooth, oily, tender, affectionate
  adjective (neuter)
  Past Passive Participle
  Derived from root snih
  Root: snih (class 4)

कान्तौ (kāntau) - beautiful, beloved (dual)

(adjective)

Nominative, masculine, dual of kānta

kānta - desired, beloved, beautiful, lovely

Past Passive Participle

Derived from root kam

Root: kam (class 1)

काञ्चनकन्दरे (kāñcanakandare) - in a golden cave

(noun)

Locative, masculine/neuter, singular of kāñcanakandara

kāñcanakandara - golden cave

Compound type : tatpuruṣa (kāñcana+kandara)

• kāñcana – golden, made of gold, gold
  adjective/noun (neuter)
• kandara – cave, grotto
  noun (masculine/neuter)