योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-18, verse-1

श्रीवसिष्ठ उवाच ।
मरणं सर्वनाशात्म न कदाचन विद्यते ।
स्वसंकल्पान्तरस्थैर्यं मृतिरित्यभिधीयते ॥ १ ॥

śrīvasiṣṭha uvāca ,
maraṇaṃ sarvanāśātma na kadācana vidyate ,
svasaṃkalpāntarasthairyaṃ mṛtirityabhidhīyate 1

1. śrī-vasiṣṭha uvāca maraṇam sarva-nāśa-ātma na kadācana
vidyate sva-saṃkalpa-antara-sthairyam mṛtiḥ iti abhidhīyate

1. śrī-vasiṣṭha uvāca sarva-nāśa-ātma maraṇam kadācana na vidyate
yat sva-saṃkalpa-antara-sthairyam iti mṛtiḥ abhidhīyate

1. Śrī Vasiṣṭha said: Death, whose nature is complete destruction, never truly exists. Rather, the persistence of one's own internal resolves is what is called death.

Words meanings summery:

• श्री-वसिष्ठ (śrī-vasiṣṭha) - Revered Vasiṣṭha

• उवाच (uvāca) - said, spoke

• मरणम् (maraṇam) - death, dying

• सर्व-नाश-आत्म (sarva-nāśa-ātma) - whose nature is complete destruction

• न (na) - not, no

• कदाचन (kadācana) - never, at no time

• विद्यते (vidyate) - exists, is found, is present

• स्व-संकल्प-अन्तर-स्थैर्यम् (sva-saṁkalpa-antara-sthairyam) - the stability/firmness within one's own resolve/conception

• मृतिः (mṛtiḥ) - death, dying

• इति (iti) - thus, so, indicating direct speech or a definition

• अभिधीयते (abhidhīyate) - is called, is said, is designated

Words meanings and morphology

श्री-वसिष्ठ (śrī-vasiṣṭha) - Revered Vasiṣṭha

(proper noun)

Nominative, masculine, singular of śrī-vasiṣṭha

śrī-vasiṣṭha - Revered Vasiṣṭha

Compound type : karmadhāraya (śrī+vasiṣṭha)

• śrī – revered, glorious, beautiful, prosperity, wealth
  adjective (feminine)
• vasiṣṭha – Vasiṣṭha (name of a Vedic sage)
  proper noun (masculine)

उवाच (uvāca) - said, spoke

(verb)

3rd person , singular, active, perfect (liṭ) of vac

Root: vac (class 2)

मरणम् (maraṇam) - death, dying

(noun)

Nominative, neuter, singular of maraṇa

maraṇa - dying, death, the act of dying

kṛt affix 'ana'

Derived from the root 'mṛ' (to die) with the kṛt suffix 'ana'

Root: mṛ (class 6)

सर्व-नाश-आत्म (sarva-nāśa-ātma) - whose nature is complete destruction

(adjective)

Nominative, neuter, singular of sarva-nāśa-ātman

sarva-nāśa-ātman - having the nature of total destruction

Compound type : bahuvrihi (sarva+nāśa+ātman)

• sarva – all, every, complete, total
  pronoun
• nāśa – destruction, ruin, loss, disappearance
  noun (masculine)
• ātman – self, soul, essence, nature, spirit (ātman)
  noun (masculine)

Note: Agreeing with 'maraṇam'

न (na) - not, no

(indeclinable)

कदाचन (kadācana) - never, at no time

(indeclinable)

विद्यते (vidyate) - exists, is found, is present

(verb)

3rd person , singular, middle, present indicative (laṭ) of vid

Root: vid (class 4)

स्व-संकल्प-अन्तर-स्थैर्यम् (sva-saṁkalpa-antara-sthairyam) - the stability/firmness within one's own resolve/conception

(noun)

Nominative, neuter, singular of sva-saṃkalpa-antara-sthairya

sva-saṁkalpa-antara-sthairya - stability within one's own mental resolve/conception

Compound type : tatpurusha (sva+saṃkalpa+antara+sthairya)

• sva – one's own, self
  pronoun
• saṃkalpa – resolve, intention, determination, conception, mental formation
  noun (masculine)
• antara – inner, internal, within, intermediate
  adjective (neuter)
• sthairya – stability, firmness, steadfastness, permanence
  noun (neuter)
  Derived from 'sthira' (firm, stable) with the taddhita suffix 'ya'

मृतिः (mṛtiḥ) - death, dying

(noun)

Nominative, feminine, singular of mṛti

mṛti - death, dying, cessation of life

इति (iti) - thus, so, indicating direct speech or a definition

(indeclinable)

अभिधीयते (abhidhīyate) - is called, is said, is designated

(verb)

3rd person , singular, passive, present indicative (laṭ) of abhi-dhā

Prefix: abhi

Root: dhā (class 3)