योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-1, verse-8

आकर्णयति वासिष्ठीर्गिरो दशरथे रसात् ।
कलापिनीव जीमूतनिर्ह्रादान्मुक्तवर्षणात् ॥ ८ ॥

ākarṇayati vāsiṣṭhīrgiro daśarathe rasāt ,
kalāpinīva jīmūtanirhrādānmuktavarṣaṇāt 8

8. ākarṇayati vāsiṣṭhīḥ giraḥ daśarathe rasāt
kalāpinī iva jīmūtanirhrādān muktavarṣaṇāt

8. daśarathe rasāt vāsiṣṭhīḥ giraḥ ākarṇayati
kalāpinī muktavarṣaṇāt jīmūtanirhrādān iva

8. King Dasaratha eagerly listened to the words of Vasishtha, just as a peahen listens to the rumblings of rain-laden clouds.

Words meanings summery:

• आकर्णयति (ākarṇayati) - listens attentively (listens, hears attentively)

• वासिष्ठीः (vāsiṣṭhīḥ) - Vasishtha's (words) (of Vasishtha, relating to Vasishtha (feminine plural))

• गिरः (giraḥ) - words, teachings (words, speeches)

• दशरथे (daśarathe) - King Dasaratha (in Dasaratha, to Dasaratha)

• रसात् (rasāt) - with eagerness, with delight (from juice, from taste, with eagerness/delight)

• कलापिनी (kalāpinī) - peahen

• इव (iva) - like (like, as, as if)

• जीमूतनिर्ह्रादान् (jīmūtanirhrādān) - rumblings of clouds

• मुक्तवर्षणात् (muktavarṣaṇāt) - from the rain-releasing (clouds) / or "from the falling of rain" (from the released rain, after the rain has been released)

Words meanings and morphology

आकर्णयति (ākarṇayati) - listens attentively (listens, hears attentively)

(verb)

3rd person , singular, active, present (laṭ) of ākarṇay

causative present active

from ā-karṇ (to ear, to listen)

Prefix: ā

Root: karṇ (class 10)

वासिष्ठीः (vāsiṣṭhīḥ) - Vasishtha's (words) (of Vasishtha, relating to Vasishtha (feminine plural))

(adjective)

Accusative, feminine, plural of vāsiṣṭhī

vāsiṣṭhī - relating to Vasishtha, a female descendant of Vasishtha

taddhita derivative from vasiṣṭha + īñ

गिरः (giraḥ) - words, teachings (words, speeches)

(noun)

Accusative, feminine, plural of gir

gir - voice, word, speech

Root: gṝ (class 9)

दशरथे (daśarathe) - King Dasaratha (in Dasaratha, to Dasaratha)

(proper noun)

Locative, masculine, singular of daśaratha

daśaratha - Dasaratha (father of Rama)

Note: often functions as agent in this type of construction

रसात् (rasāt) - with eagerness, with delight (from juice, from taste, with eagerness/delight)

(noun)

Ablative, masculine, singular of rasa

rasa - taste, essence, juice, emotion, delight, charm, eagerness

Root: ras (class 1)

कलापिनी (kalāpinī) - peahen

(noun)

Nominative, feminine, singular of kalāpinī

kalāpinī - peahen (female peacock)

feminine of kalāpin (peacock, having a tail-feather)

इव (iva) - like (like, as, as if)

(indeclinable)

जीमूतनिर्ह्रादान् (jīmūtanirhrādān) - rumblings of clouds

(noun)

Accusative, masculine, plural of jīmūtanirhrāda

jīmūtanirhrāda - thunder, rumbling of clouds

compound of jīmūta (cloud) and nirhrāda (sound, roar)

Compound type : ṣaṣṭhī-tatpuruṣa (jīmūta+nirhrāda)

• jīmūta – cloud
  noun (masculine)
• nirhrāda – sound, roar, thunder
  noun (masculine)
  from nir-hrād (to roar)
  Prefix: nir
  Root: hrād (class 1)

मुक्तवर्षणात् (muktavarṣaṇāt) - from the rain-releasing (clouds) / or "from the falling of rain" (from the released rain, after the rain has been released)

(noun)

Ablative, neuter, singular of muktavarṣaṇa

muktavarṣaṇa - releasing rain, having released rain, the act of releasing rain

compound of mukta (released) and varṣaṇa (raining/rain)

Compound type : tatpuruṣa (mukta+varṣaṇa)

• mukta – released, set free, showered
  adjective
  Past Passive Participle
  from muc (to release)
  Root: muc (class 6)
• varṣaṇa – raining, showering, rain
  noun (neuter)
  from vṛṣ (to rain)
  Root: vṛṣ (class 1)

Note: Can be interpreted as 'from the falling of rain' or 'from the clouds that have released rain'