योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-81, verse-66

द्यावापृथिव्योर्मध्यस्था क्रियेव स्पन्दधर्मिणी ।
संविन्मधुविबोधार्को हृत्पद्मपुटषट्पदी ॥ ६६ ॥

dyāvāpṛthivyormadhyasthā kriyeva spandadharmiṇī ,
saṃvinmadhuvibodhārko hṛtpadmapuṭaṣaṭpadī 66

66. dyāvāpṛthivyoḥ madhyasthā kriyā iva spandadharmiṇī
saṃvitmadhuvibodha arkaḥ hṛtpadmapuṭaṣaṭpadī

66. sā dyāvāpṛthivyoḥ madhyasthā kriyā iva spandadharmiṇī asti;
sā saṃvitmadhuvibodhārkaḥ ca hṛtpadmapuṭaṣaṭpadī ca asti

66. Like an activity (kriyā) situated between heaven and earth, having the intrinsic nature (dharma) of pulsation; it is the sun that awakens the honey of consciousness (saṃvit), and a female bee within the cup of the heart-lotus.

Words meanings summery:

• द्यावापृथिव्योः (dyāvāpṛthivyoḥ) - of heaven and earth

• मध्यस्था (madhyasthā) - situated in the middle, central

• क्रिया (kriyā) - action, activity, work, performance, ritual

• इव (iva) - like, as, as if

• स्पन्दधर्मिणी (spandadharmiṇī) - having the nature of vibration/pulsation

• संवित्मधुविबोधार्कः (saṁvitmadhuvibodhārkaḥ) - the sun that awakens the honey of consciousness (saṃvit)

• हृत्पद्मपुटषट्पदी (hṛtpadmapuṭaṣaṭpadī) - a female bee in the cup of the heart-lotus

Words meanings and morphology

द्यावापृथिव्योः (dyāvāpṛthivyoḥ) - of heaven and earth

(noun)

Genitive, feminine, dual of dyāvāpṛthivī

dyāvāpṛthivī - heaven and earth (dual)

Compound type : dvandva (dyāvā+pṛthivī)

• dyāvā – heaven, sky (dual form of dyu)
  noun (feminine)
• pṛthivī – earth, the Earth
  noun (feminine)

मध्यस्था (madhyasthā) - situated in the middle, central

(adjective)

Nominative, feminine, singular of madhyastha

madhyastha - standing in the middle, central, neutral

Compound type : tatpuruṣa (madhya+stha)

• madhya – middle, central
  noun (neuter)
• stha – standing, situated, existing
  adjective (masculine)
  root noun/agent noun suffix
  from root sthā
  Root: sthā (class 1)

क्रिया (kriyā) - action, activity, work, performance, ritual

(noun)

Nominative, feminine, singular of kriyā

kriyā - action, activity, deed, ritual, performance

इव (iva) - like, as, as if

(indeclinable)

स्पन्दधर्मिणी (spandadharmiṇī) - having the nature of vibration/pulsation

(adjective)

Nominative, feminine, singular of spandadharmin

spandadharmin - having the nature of vibration, characterized by pulsation

Formed from spanda (vibration) and dharmin (possessing dharma/nature)

Compound type : bahuvrīhi (spanda+dharmin)

• spanda – vibration, pulsation, trembling, throbbing
  noun (masculine)
  Root: spad (class 1)
• dharmin – having a quality, possessing (dharma), qualified by
  adjective (masculine)
  From dharma + in

संवित्मधुविबोधार्कः (saṁvitmadhuvibodhārkaḥ) - the sun that awakens the honey of consciousness (saṃvit)

(noun)

Nominative, masculine, singular of saṃvitmadhuvibodhārka

saṁvitmadhuvibodhārka - the sun that awakens the honey of consciousness

Compound type : tatpuruṣa (saṃvit+madhu+vibodha+arka)

• saṃvit – consciousness (śakti), intelligence, knowledge
  noun (feminine)
  Prefix: sam
  Root: vid (class 2)
• madhu – honey, nectar, sweetness
  noun (neuter)
• vibodha – awakening, complete knowledge, full understanding
  noun (masculine)
  From root budh (to know, awaken) with upasarga vi-
  Prefix: vi
  Root: budh (class 1)
• arka – sun, ray, praise, the Arka plant
  noun (masculine)

हृत्पद्मपुटषट्पदी (hṛtpadmapuṭaṣaṭpadī) - a female bee in the cup of the heart-lotus

(noun)

Nominative, feminine, singular of hṛtpadmapuṭaṣaṭpadī

hṛtpadmapuṭaṣaṭpadī - a female bee in the cup of the heart-lotus

Compound type : tatpuruṣa (hṛtpadma+puṭa+ṣaṭpadī)

• hṛtpadma – heart-lotus (metaphor for the heart chakra or spiritual heart)
  noun (neuter)
• puṭa – cup, cavity, hollow, fold
  noun (masculine)
• ṣaṭpadī – female bee (lit. 'six-footed female')
  noun (feminine)
  Feminine of ṣaṭpada