योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-31, verse-38

नमो नारायणायेति मन्त्रः सर्वार्थसाधकः ।
नापैति मम हृत्कोशादाकाशादिव मारुतः ॥ ३८ ॥

namo nārāyaṇāyeti mantraḥ sarvārthasādhakaḥ ,
nāpaiti mama hṛtkośādākāśādiva mārutaḥ 38

38. namaḥ nārāyaṇāya iti mantraḥ sarvārthasādhakaḥ
na apaiti mama hṛtkośāt ākāśāt iva mārutaḥ

38. namaḥ nārāyaṇāya iti mantraḥ sarvārthasādhakaḥ
mama hṛtkośāt na apaiti ākāśāt mārutaḥ iva

38. The mantra (mantra) "Namaḥ Nārāyaṇāya" (Salutations to Narayana) is capable of accomplishing all objectives. It never departs from the treasury of my heart, just as the wind never leaves the sky.

Words meanings summery:

• नमः (namaḥ) - salutation (salutation, bowing, homage)

• नारायणाय (nārāyaṇāya) - to Narayana (the Supreme Lord) (to Narayana)

• इति (iti) - (indicating quotation) (thus, so, saying)

• मन्त्रः (mantraḥ) - the sacred formula (mantra) (sacred utterance, hymn, incantation)

• सर्वार्थसाधकः (sarvārthasādhakaḥ) - capable of accomplishing all objectives (accomplishing all purposes/objects)

• न (na) - never (not, no)

• अपैति (apaiti) - departs, leaves (goes away, departs, ceases)

• मम (mama) - my (my, of me)

• हृत्कोशात् (hṛtkośāt) - from the innermost core of my heart (from the treasury of the heart)

• आकाशात् (ākāśāt) - from the sky (from the sky, from space)

• इव (iva) - as if, just as (like, as, as if)

• मारुतः (mārutaḥ) - the wind (wind, air, god of wind (Marut))

Words meanings and morphology

नमः (namaḥ) - salutation (salutation, bowing, homage)

(indeclinable)

Root: nam (class 1)

Note: Often takes dative case for the recipient of the salutation.

नारायणाय (nārāyaṇāya) - to Narayana (the Supreme Lord) (to Narayana)

(proper noun)

Dative, masculine, singular of nārāyaṇa

nārāyaṇa - Narayana (name of Vishnu), refuge of men

इति (iti) - (indicating quotation) (thus, so, saying)

(indeclinable)

मन्त्रः (mantraḥ) - the sacred formula (mantra) (sacred utterance, hymn, incantation)

(noun)

Nominative, masculine, singular of mantra

mantra - a sacred utterance, hymn, formula (mantra)

from man + -tra

Root: man (class 4)

सर्वार्थसाधकः (sarvārthasādhakaḥ) - capable of accomplishing all objectives (accomplishing all purposes/objects)

(adjective)

Nominative, masculine, singular of sarvārthasādhaka

sarvārthasādhaka - accomplishing all objects/purposes

Compound type : tatpurusha (sarva+artha+sādhaka)

• sarva – all, every
  adjective
• artha – meaning, purpose, object, wealth
  noun (masculine)
• sādhaka – accomplishing, effecting, producer
  adjective (masculine)
  Agent Noun
  from root sādh
  Root: sādh (class 5)

न (na) - never (not, no)

(indeclinable)

अपैति (apaiti) - departs, leaves (goes away, departs, ceases)

(verb)

3rd person , singular, active, present (laṭ) of i

Prefix: apa

Root: i (class 2)

मम (mama) - my (my, of me)

(pronoun)

Genitive, singular of asmad

asmad - I, we

हृत्कोशात् (hṛtkośāt) - from the innermost core of my heart (from the treasury of the heart)

(noun)

Ablative, masculine, singular of hṛtkośa

hṛtkośa - treasury of the heart, secret chamber of the heart

Compound type : tatpurusha (hṛd+kośa)

• hṛd – heart, mind
  noun (neuter)
  nominative singular can be hṛt
• kośa – treasury, sheath, cell
  noun (masculine)

आकाशात् (ākāśāt) - from the sky (from the sky, from space)

(noun)

Ablative, masculine, singular of ākāśa

ākāśa - sky, space, ether

Root: kāś (class 1)

इव (iva) - as if, just as (like, as, as if)

(indeclinable)

मारुतः (mārutaḥ) - the wind (wind, air, god of wind (Marut))

(noun)

Nominative, masculine, singular of māruta

māruta - wind, air, relating to Maruts

from marut

Root: mṛ (class 1)