योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-100, verse-6

समस्तवेदशास्त्रार्थं ये महाप्रलयादि च ।
नेच्छन्ति ते महामूढा निःशास्त्रा नो मृता इव ॥ ६ ॥

samastavedaśāstrārthaṃ ye mahāpralayādi ca ,
necchanti te mahāmūḍhā niḥśāstrā no mṛtā iva 6

6. samasta-veda-śāstra-artham ye mahāpralaya-ādi ca | na
icchanti te mahā-mūḍhāḥ niḥśāstrāḥ na u mṛtāḥ iva ||

6. ye samasta-veda-śāstra-artham mahāpralaya-ādi ca na icchanti,
te mahā-mūḍhāḥ,
niḥśāstrāḥ,
na u mṛtāḥ iva (santi)

6. Those who do not accept the essence of all Vedas and śāstras, including concepts like great dissolution (mahāpralaya) and so forth, those greatly deluded individuals are without scriptural authority and are as if dead.

Words meanings summery:

• समस्त-वेद-शास्त्र-अर्थम् (samasta-veda-śāstra-artham) - the essence/meaning of all Vedas and śāstras

• ये (ye) - who, those who

• महाप्रलय-आदि (mahāpralaya-ādi) - referring to the concept of mahāpralaya and similar cosmological or scriptural ideas (great dissolution and so on)

• च (ca) - and, also, moreover

• न (na) - not, no, neither

• इच्छन्ति (icchanti) - they do not accept/agree with (they desire, they wish, they accept)

• ते (te) - referring to the individuals who do not accept scriptural teachings (they, those)

• महा-मूढाः (mahā-mūḍhāḥ) - greatly deluded, great fools

• निःशास्त्राः (niḥśāstrāḥ) - without scriptures, outside scriptural authority

• न (na) - used for emphasis or comparison, 'indeed not' (not, no)

• उ (u) - emphatic particle, combining with 'na' to form 'no' (indeed, and, or, but)

• मृताः (mṛtāḥ) - as if dead, spiritually lifeless (dead, deceased)

• इव (iva) - like, as, as if

Words meanings and morphology

समस्त-वेद-शास्त्र-अर्थम् (samasta-veda-śāstra-artham) - the essence/meaning of all Vedas and śāstras

(noun)

Accusative, masculine, singular of samasta-veda-śāstra-artha

samasta-veda-śāstra-artha - the meaning or purpose of all Vedas and scriptures

Compound type : tatpuruṣa (samasta+veda+śāstra+artha)

• samasta – all, entire, whole, complete
  Past Passive Participle
  Past Passive Participle
  From sam + as (to throw, send)
  Prefix: sam
  Root: as (class 4)
• veda – Veda, sacred knowledge
  noun (masculine)
  Root: vid (class 2)
• śāstra – scripture, treatise, rule, scientific text
  noun (neuter)
  Root: śās (class 2)
• artha – meaning, essence, purpose, object
  noun (masculine)

ये (ye) - who, those who

(pronoun)

Nominative, masculine, plural of yad

yad - who, which, what

महाप्रलय-आदि (mahāpralaya-ādi) - referring to the concept of mahāpralaya and similar cosmological or scriptural ideas (great dissolution and so on)

(noun)

Accusative, masculine, plural of mahāpralaya-ādi

mahāpralaya-ādi - great dissolution and so forth, beginning with great dissolution

Compound type : tatpuruṣa (mahāpralaya+ādi)

• mahāpralaya – great dissolution, cosmic annihilation (mahāpralaya)
  noun (masculine)
• ādi – beginning, start, and so forth
  noun (masculine)

Note: Used here as a collective noun or referring to multiple concepts including mahāpralaya.

च (ca) - and, also, moreover

(indeclinable)

न (na) - not, no, neither

(indeclinable)

इच्छन्ति (icchanti) - they do not accept/agree with (they desire, they wish, they accept)

(verb)

3rd person , plural, active, present (lat) of iṣ

Present Indicative Active 3rd Plural

From root iṣ (to wish, desire)

Root: iṣ (class 6)

ते (te) - referring to the individuals who do not accept scriptural teachings (they, those)

(pronoun)

Nominative, masculine, plural of tad

tad - that, he, she, it

महा-मूढाः (mahā-mūḍhāḥ) - greatly deluded, great fools

(Past Passive Participle)

Compound type : karma-dhāraya (mahā+mūḍha)

• mahā – great, large, mighty
  adjective
• mūḍha – deluded, foolish, ignorant, bewildered
  Past Passive Participle
  Past Passive Participle
  From root muh (to be bewildered, deluded)
  Root: muh (class 4)

Note: Used here as an adjective referring to individuals.

निःशास्त्राः (niḥśāstrāḥ) - without scriptures, outside scriptural authority

(adjective)

Nominative, masculine, plural of niḥśāstra

niḥśāstra - without scriptures, unscriptural, devoid of sacred texts

Compound type : bahuvrīhi (nis+śāstra)

• nis – out, forth, without, negation
  indeclinable
• śāstra – scripture, treatise, rule
  noun (neuter)
  Root: śās (class 2)

न (na) - used for emphasis or comparison, 'indeed not' (not, no)

(indeclinable)

Note: Often combines with 'u' for emphasis or to form 'no' ('and not', 'indeed not').

उ (u) - emphatic particle, combining with 'na' to form 'no' (indeed, and, or, but)

(indeclinable)

मृताः (mṛtāḥ) - as if dead, spiritually lifeless (dead, deceased)

(Past Passive Participle)

इव (iva) - like, as, as if

(indeclinable)