योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-93, verse-15

स्वप्नसंकल्पसंशान्तौ स्वप्नसंकल्पपत्तनम् ।
यदा सा सुकुटी नष्टा मत्संकल्पोपशान्तितः ॥ १५ ॥

svapnasaṃkalpasaṃśāntau svapnasaṃkalpapattanam ,
yadā sā sukuṭī naṣṭā matsaṃkalpopaśāntitaḥ 15

15. svapnasaṅkalpasaṃśāntau svapnasaṅkalpapattanam
yadā sā sukuṭī naṣṭā mat-saṅkalpa-upaśāntitaḥ

15. yadā svapnasaṅkalpapattanam svapnasaṅkalpasaṃśāntau
sā sukuṭī matsaṅkalpopaśāntitaḥ naṣṭā

15. Just as the city formed by dream-like imaginings (svapnasaṅkalpa-pattana) vanishes with the complete cessation (saṃśānti) of such imaginings, so too was that beautiful hut destroyed by the pacification of my own volitional thoughts (saṅkalpa).

Words meanings summery:

• स्वप्नसङ्कल्पसंशान्तौ (svapnasaṅkalpasaṁśāntau) - at the complete pacification of dream-like thoughts

• स्वप्नसङ्कल्पपत्तनम् (svapnasaṅkalpapattanam) - city of dream-like thoughts/imaginings

• यदा (yadā) - when

• सा (sā) - she, that (feminine singular)

• सुकुटी (sukuṭī) - beautiful hut, good hut

• नष्टा (naṣṭā) - destroyed, lost, vanished

• मत्-सङ्कल्प-उपशान्तितः (mat-saṅkalpa-upaśāntitaḥ) - from the pacification of my own thoughts/intentions

Words meanings and morphology

स्वप्नसङ्कल्पसंशान्तौ (svapnasaṅkalpasaṁśāntau) - at the complete pacification of dream-like thoughts

(noun)

Locative, feminine, singular of svapnasaṅkalpasaṃśānti

svapnasaṅkalpasaṁśānti - complete pacification of dream-like thoughts

Compound type : tatpuruṣa (svapnasaṅkalpa+saṃśānti)

• svapnasaṅkalpa – dream-like thought/imagination
  noun (masculine)
• saṃśānti – complete pacification, cessation
  noun (feminine)
  Derived from root 'śam' with prefix 'sam'.
  Prefix: sam
  Root: śam (class 4)

स्वप्नसङ्कल्पपत्तनम् (svapnasaṅkalpapattanam) - city of dream-like thoughts/imaginings

(noun)

Nominative, neuter, singular of svapnasaṅkalpapattana

svapnasaṅkalpapattana - city of dream-like imaginings

Compound type : tatpuruṣa (svapnasaṅkalpa+pattana)

• svapnasaṅkalpa – dream-like thought/imagination
  noun (masculine)
• pattana – city, town
  noun (neuter)

यदा (yadā) - when

(indeclinable)

सा (sā) - she, that (feminine singular)

(pronoun)

Nominative, feminine, singular of tad

tad - that, she, it

Note: Demonstrative pronoun.

सुकुटी (sukuṭī) - beautiful hut, good hut

(noun)

Nominative, feminine, singular of sukuṭī

sukuṭī - a good hut, beautiful hut

Compound type : karmadhāraya (su+kuṭī)

• su – good, well, beautiful
  indeclinable
• kuṭī – hut, cottage
  noun (feminine)

नष्टा (naṣṭā) - destroyed, lost, vanished

(adjective)

Nominative, feminine, singular of naṣṭa

naṣṭa - destroyed, lost, perished

Past Passive Participle

Derived from root 'naś' with past passive participle suffix 'kta'.

Root: naś (class 4)

मत्-सङ्कल्प-उपशान्तितः (mat-saṅkalpa-upaśāntitaḥ) - from the pacification of my own thoughts/intentions

(noun)

Ablative, feminine, singular of matsaṅkalpopaśānti

matsaṅkalpopaśānti - pacification of one's own volitional thoughts

Compound type : tatpuruṣa (asmad+saṅkalpa+upaśānti)

• asmad – I, my (genitive)
  pronoun
• saṅkalpa – volitional thought, intention, resolve
  noun (masculine)
  Derived from root 'kḷp' with prefix 'sam'.
  Prefix: sam
  Root: kḷp (class 1)
• upaśānti – pacification, calming down, cessation
  noun (feminine)
  Derived from root 'śam' with prefix 'upa'.
  Prefix: upa
  Root: śam (class 4)