योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-185, verse-12

सकाशं तत्र गच्छ त्वं तस्मै कुलगुरुः किल ।
वसिष्ठाख्यो मुनिश्रेष्ठः कथयिष्यति संसदि ॥ १२ ॥

sakāśaṃ tatra gaccha tvaṃ tasmai kulaguruḥ kila ,
vasiṣṭhākhyo muniśreṣṭhaḥ kathayiṣyati saṃsadi 12

12. sakāśam tatra gaccha tvam tasmai kulaguruḥ kila
vasiṣṭhākhyaḥ muniśreṣṭhaḥ kathayiṣyati saṃsadi

12. tvam tatra sakāśam gaccha kila kulaguruḥ
vasiṣṭhākhyaḥ muniśreṣṭhaḥ tasmai saṃsadi kathayiṣyati

12. You go there to his (Daśaratha's) presence. Indeed, the family preceptor (kulaguru), the best of sages (muniśreṣṭha) named Vasiṣṭha, will narrate (a discourse) to him in the assembly.

Words meanings summery:

• सकाशम् (sakāśam) - to the presence of, near

• तत्र (tatra) - there, in that place

• गच्छ (gaccha) - go

• त्वम् (tvam) - you

• तस्मै (tasmai) - to/for King Daśaratha (to him, for him)

• कुलगुरुः (kulaguruḥ) - family preceptor, family guru

• किल (kila) - indeed, certainly, as is well known

• वसिष्ठाख्यः (vasiṣṭhākhyaḥ) - named Vasiṣṭha

• मुनिश्रेष्ठः (muniśreṣṭhaḥ) - best of sages, excellent sage

• कथयिष्यति (kathayiṣyati) - will narrate, will tell

• संसदि (saṁsadi) - in the assembly, in the gathering

Words meanings and morphology

सकाशम् (sakāśam) - to the presence of, near

(noun)

Accusative, masculine, singular of sakāśa

sakāśa - presence, proximity, vicinity

From upasarga 'sa' (with) and root 'kāś' (to shine, appear)

Compound type : avyayībhāva (sa+kāśa)

• sa – with, together with
  prefix/indeclinable
• kāśa – appearance, visibility, light
  noun (masculine)
  From root 'kāś' (to shine, appear)
  Root: kāś (class 1)

तत्र (tatra) - there, in that place

(indeclinable)

From demonstrative pronoun 'tad' + suffix 'tral'

गच्छ (gaccha) - go

(verb)

2nd person , singular, active, imperative (loṭ) of gam

imperative active

Root 'gam' in Bhvādi class (1P), present stem 'gaccha'

Root: gam (class 1)

त्वम् (tvam) - you

(pronoun)

Nominative, singular of yuṣmad

yuṣmad - you

तस्मै (tasmai) - to/for King Daśaratha (to him, for him)

(pronoun)

Dative, masculine, singular of tad

tad - that, he, she, it

Demonstrative pronoun

Note: Refers to Daśaratha

कुलगुरुः (kulaguruḥ) - family preceptor, family guru

(noun)

Nominative, masculine, singular of kulaguru

kulaguru - family preceptor, traditional teacher of a family

Compound type : tatpurusha (kula+guru)

• kula – family, clan, lineage
  noun (neuter)
• guru – teacher, preceptor, spiritual guide
  noun (masculine)
  From root 'gṛ' (to praise, to sound) or related to 'guru' (heavy)
  Root: gṛ

किल (kila) - indeed, certainly, as is well known

(indeclinable)

Particle

वसिष्ठाख्यः (vasiṣṭhākhyaḥ) - named Vasiṣṭha

(adjective)

Nominative, masculine, singular of vasiṣṭhākhya

vasiṣṭhākhya - named Vasiṣṭha

Compound type : karmadhāraya (vasiṣṭha+ākhya)

• vasiṣṭha – Vasiṣṭha (proper name, a revered sage)
  proper noun (masculine)
  Superlative of 'vasu' (good, excellent)
  Root: vas
• ākhya – named, called
  adjective
  Past Passive Participle used as adjective
  From upasarga 'ā' and root 'khyā' (to tell, relate)
  Prefix: ā
  Root: khyā (class 2)

Note: Qualifies 'kulaguruḥ' and 'muniśreṣṭhaḥ'

मुनिश्रेष्ठः (muniśreṣṭhaḥ) - best of sages, excellent sage

(noun)

Nominative, masculine, singular of muniśreṣṭha

muniśreṣṭha - best of sages, chief among ascetics

Compound type : tatpurusha (muni+śreṣṭha)

• muni – sage, ascetic, silent one
  noun (masculine)
  From root 'man' (to think)
  Root: man (class 4)
• śreṣṭha – best, excellent, superior
  adjective
  superlative
  Superlative of 'praśasya' (praiseworthy)
  Root: praśas

कथयिष्यति (kathayiṣyati) - will narrate, will tell

(verb)

3rd person , singular, active, future (lṛṭ) of kathay

future active

Denominative verb from 'kathā' (story), with ṇic suffix, then future form (Lṛṭ)

Root: kath (class 10)

Note: Refers to Vasiṣṭha

संसदि (saṁsadi) - in the assembly, in the gathering

(noun)

Locative, feminine, singular of saṃsad

saṁsad - assembly, council, gathering

From upasarga 'sam' and root 'sad' (to sit together)

Prefix: sam

Root: sad (class 1)

Note: Indicates location