योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-48, verse-13

कचत्कनकनाराचशरवर्षा अनारतम् ।
वहच्छवशवाशब्द निर्ययुर्धनुरम्बुदात् ॥ १३ ॥

kacatkanakanārācaśaravarṣā anāratam ,
vahacchavaśavāśabda niryayurdhanurambudāt 13

13. kacatkanakanārācaśaravarṣāḥ anāratam
vahacchavaśavāśabda niryayuḥ dhanurambudāt

13. dhanurambudāt kacatkanakanārācaśaravarṣāḥ
anāratam vahacchavaśavāśabda niryayuḥ

13. Incessant showers of glistening golden iron arrows, producing a sound like the carrying away of many corpses, issued forth from the cloud-like bow.

Words meanings summery:

• कचत्कनकनाराचशरवर्षाः (kacatkanakanārācaśaravarṣāḥ) - showers of glistening golden iron arrows (showers of arrows, rain of arrows, volley of arrows)

• अनारतम् (anāratam) - incessantly, continuously, ceaselessly

• वहच्छवशवाशब्द (vahacchavaśavāśabda) - the sound of many corpses being carried away, descriptive of the gruesome effect of the arrows (with the sound of carrying corpses, the sound of many corpses being carried)

• निर्ययुः (niryayuḥ) - issued forth, came out, emerged

• धनुरम्बुदात् (dhanurambudāt) - from the bow which is like a cloud (due to showering many arrows) (from the bow-cloud)

Words meanings and morphology

कचत्कनकनाराचशरवर्षाः (kacatkanakanārācaśaravarṣāḥ) - showers of glistening golden iron arrows (showers of arrows, rain of arrows, volley of arrows)

(noun)

Nominative, feminine, plural of kacatkanakanārācaśaravarṣā

kacatkanakanārācaśaravarṣā - showers of glistening golden iron arrows

Compound type : karmadhāraya (kacat+kanaka+nārāca+śara+varṣā)

• kacat – shining, glistening
  adjective
  Present Active Participle
  From √kac (to shine)
  Root: kac (class 1)
• kanaka – gold
  noun (neuter)
• nārāca – iron arrow
  noun (masculine)
• śara – arrow
  noun (masculine)
• varṣā – rain, shower
  noun (feminine)

Note: The verb niryayuḥ (plural) indicates a plural subject, hence interpreted as 'showers'.

अनारतम् (anāratam) - incessantly, continuously, ceaselessly

(indeclinable)

Compound of a- (negation) + ārati (cessation). Adverbial form.

Note: Functions as an adverb.

वहच्छवशवाशब्द (vahacchavaśavāśabda) - the sound of many corpses being carried away, descriptive of the gruesome effect of the arrows (with the sound of carrying corpses, the sound of many corpses being carried)

(noun)

Nominative, masculine, singular of vahacchavaśavāśabda

vahacchavaśavāśabda - the sound of carrying corpses

Compound formed from vahant (carrying, flowing) + śava (corpse) + śavā (gen. pl. of śava - of corpses) + śabda (sound). The internal sandhi t + ś = cch is part of the compound.

Compound type : tatpurusha (vahant+śava+śavā+śabda)

• vahant – carrying, flowing
  adjective
  Present Active Participle
  From √vah (to carry, to flow)
  Root: vah (class 1)
• śava – corpse
  noun (masculine/neuter)
• śavā – of corpses (gen. plural)
  noun (masculine/neuter)
• śabda – sound, noise
  noun (masculine)

Note: Treated as a noun phrase functioning adverbially. The lack of a specific case ending might indicate an adverbial usage of the stem.

निर्ययुः (niryayuḥ) - issued forth, came out, emerged

(verb)

3rd person , plural, active, perfect (lit) of niryā

Prefix: nis

Root: yā (class 2)

Note: Perfect tense form, 3rd person plural.

धनुरम्बुदात् (dhanurambudāt) - from the bow which is like a cloud (due to showering many arrows) (from the bow-cloud)

(noun)

Ablative, masculine, singular of dhanurambuda

dhanurambuda - bow-cloud

Compound of dhanuḥ (bow) + ambuda (cloud).

Compound type : karmadhāraya (dhanuḥ+ambuda)

• dhanuḥ – bow
  noun (neuter)
• ambuda – cloud (giver of water)
  noun (masculine)
  Compound of ambu (water) + da (giver).
  Root: dā (class 3)

Note: The ablative singular ending -āt signifies 'from'.