योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-123, verse-18

क्षीरोदवेलावनकल्पवृक्षवनावलीनन्दनदेवताभिः ।
सार्धं समाः सप्ततिमप्सरोभिर्निनाय कामाकुलितोऽथ पूर्वः ॥ १८ ॥

kṣīrodavelāvanakalpavṛkṣavanāvalīnandanadevatābhiḥ ,
sārdhaṃ samāḥ saptatimapsarobhirnināya kāmākulito'tha pūrvaḥ 18

18. kṣīrodavelāvanakalpavṛkṣavanāvalīnandanadevatābhiḥ sārdham
samāḥ saptatim apsarobhiḥ nināya kāmākulitaḥ atha pūrvaḥ

18. atha pūrvaḥ kāmākulitaḥ kṣīrodavelāvanakalpavṛkṣavanāvalīnandanadevatābhiḥ
apsarobhiḥ sārdham saptatim samāḥ nināya

18. And then, overcome by desire (kāma), that former individual spent seventy years with the Apsarases and the divine beings of the Nandana groves, which were rows of wish-fulfilling (kalpavṛkṣa) trees in the forests along the shore of the Milk Ocean.

Words meanings summery:

• क्षीरोदवेलावनकल्पवृक्षवनावलीनन्दनदेवताभिः (kṣīrodavelāvanakalpavṛkṣavanāvalīnandanadevatābhiḥ) - with the divine beings of the Nandana groves, which are rows of wish-granting trees in the forests on the shores of the Milk Ocean

• सार्धम् (sārdham) - together with, along with

• समाः (samāḥ) - years

• सप्ततिम् (saptatim) - seventy

• अप्सरोभिः (apsarobhiḥ) - with Apsarases (celestial nymphs)

• निनाय (nināya) - he passed, led, spent

• कामाकुलितः (kāmākulitaḥ) - agitated by desire, overcome by desire (kāma)

• अथ (atha) - then, and, moreover, now

• पूर्वः (pūrvaḥ) - the former individual (referring to a previously mentioned person/being) (former, previous, first)

Words meanings and morphology

क्षीरोदवेलावनकल्पवृक्षवनावलीनन्दनदेवताभिः (kṣīrodavelāvanakalpavṛkṣavanāvalīnandanadevatābhiḥ) - with the divine beings of the Nandana groves, which are rows of wish-granting trees in the forests on the shores of the Milk Ocean

(noun)

Instrumental, feminine, plural of kṣīrodavelāvanakalpavṛkṣavanāvalīnandanadevatā

kṣīrodavelāvanakalpavṛkṣavanāvalīnandanadevatā - deities associated with the Nandana groves, rows of wish-granting trees in the forests of the Milk Ocean's shore

Compound type : tatpuruṣa (kṣīroda+velā+vana+kalpavṛkṣa+vana+āvalī+nandana+devatā)

• kṣīroda – Milk Ocean (one of the seven mythical oceans)
  proper noun (masculine)
• velā – shore, coast, limit, time
  noun (feminine)
• vana – forest, wood, grove, thicket
  noun (neuter)
• kalpavṛkṣa – wish-fulfilling tree (kalpavṛkṣa)
  noun (masculine)
• vana – grove, garden
  noun (neuter)
• āvalī – row, line, series
  noun (feminine)
• nandana – Nandana (the pleasure garden of Indra); delight, joy
  proper noun (neuter)
• devatā – deity, divinity, god/goddess
  noun (feminine)

सार्धम् (sārdham) - together with, along with

(indeclinable)

Formed with 'saha' (with) + 'ardha' (half, portion), indicating companionship.

समाः (samāḥ) - years

(noun)

Accusative, feminine, plural of samā

samā - year, season

Note: Denotes duration of time.

सप्ततिम् (saptatim) - seventy

(numeral)

Note: Declines as a feminine i-stem noun.

अप्सरोभिः (apsarobhiḥ) - with Apsarases (celestial nymphs)

(noun)

Instrumental, feminine, plural of apsaras

apsaras - Apsaras (a celestial nymph, often associated with water)

निनाय (nināya) - he passed, led, spent

(verb)

3rd person , singular, active, past perfect (liṭ) of nī

Perfect tense (Liṭ-lakāra)

Root 'nī' (1st class Parasmaipada). Reduplication 'ni-', Vriddhi 'ai' in root vowel. 'ni-nī-au' -> 'ni-nā-aya'. 3rd person singular.

Root: nī (class 1)

Note: Used here in the sense of 'spent time'.

कामाकुलितः (kāmākulitaḥ) - agitated by desire, overcome by desire (kāma)

(adjective)

Nominative, masculine, singular of kāmākulita

kāmākulita - agitated by desire, overcome by lust

Past Passive Participle (of ākulita)

From 'kāma' (desire) + 'ākulita' (agitated).

Compound type : tatpuruṣa (kāma+ākulita)

• kāma – desire, wish, love, sensual pleasure
  noun (masculine)
  Root: kam (class 1)
• ākulita – agitated, disturbed, bewildered, overcome
  adjective (masculine)
  Past Passive Participle
  From root 'kul' with prefix 'ā-' and 'kta' suffix.
  Prefix: ā
  Root: kul (class 1)

Note: Functions as an adjective describing 'pūrvaḥ'.

अथ (atha) - then, and, moreover, now

(indeclinable)

पूर्वः (pūrvaḥ) - the former individual (referring to a previously mentioned person/being) (former, previous, first)

(noun)

Nominative, masculine, singular of pūrva

pūrva - former, previous, first, eastern

Note: Refers to the subject of the previous verses, likely the Kinnara.