योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-126, verse-84

नागीं सर्वात्मिकामेतामिच्छां सर्वात्मना जयेत् ।
यावद्वस्त्विदमित्येवमियमन्तर्विजृम्भते ॥ ८४ ॥

nāgīṃ sarvātmikāmetāmicchāṃ sarvātmanā jayet ,
yāvadvastvidamityevamiyamantarvijṛmbhate 84

84. nāgīm sarvātmaikām etām icchām sarvātmanā jayet
yāvat vastu idam iti evam iyam antar vijṛmbhate

84. etām sarvātmaikām icchām nāgīm sarvātmanā jayet
yāvat idam vastu iti evam iyam antar vijṛmbhate

84. One should entirely conquer this all-pervasive serpent of desire (icchā) with one's whole self (ātman). For as long as one perceives, 'this (idam) is a [concrete] object (vastu),' in this very manner, this (desire) expands within.

Words meanings summery:

• नागीम् (nāgīm) - serpent

• सर्वात्मैकाम् (sarvātmaikām) - all-pervasive, universal, all-souled

• एताम् (etām) - this

• इच्छाम् (icchām) - desire, wish

• सर्वात्मना (sarvātmanā) - with one's whole being, entirely, completely

• जयेत् (jayet) - should conquer, may conquer

• यावत् (yāvat) - as long as, as far as, until

• वस्तु (vastu) - thing, object, reality, substance

• इदम् (idam) - this

• इति (iti) - thus, so, that which is said

• एवम् (evam) - thus, in this way, so

• इयम् (iyam) - Refers to desire (icchā). (this)

• अन्तर् (antar) - within, internally

• विजृम्भते (vijṛmbhate) - expands, manifests, stretches itself

Words meanings and morphology

नागीम् (nāgīm) - serpent

(noun)

Accusative, feminine, singular of nāgī

nāgī - female serpent, cobra

सर्वात्मैकाम् (sarvātmaikām) - all-pervasive, universal, all-souled

(adjective)

Accusative, feminine, singular of sarvātmaikā

sarvātmaikā - all-pervasive, universal, all-souled

Compound type : tatpuruṣa (sarva+ātma+ekā)

• sarva – all, every, whole
  adjective (masculine)
• ātman – self, soul, spirit, essence
  noun (masculine)
• ekā – one, single, unique
  adjective (feminine)

एताम् (etām) - this

(pronoun)

Accusative, feminine, singular of etad

etad - this

इच्छाम् (icchām) - desire, wish

(noun)

Accusative, feminine, singular of icchā

icchā - desire, wish, longing

From √iṣ (to wish, desire)

Root: iṣ (class 4)

सर्वात्मना (sarvātmanā) - with one's whole being, entirely, completely

(noun)

Instrumental, masculine, singular of sarvātman

sarvātman - the whole self, the supreme spirit, entirely

Compound type : tatpuruṣa (sarva+ātman)

• sarva – all, every, whole
  adjective (masculine)
• ātman – self, soul, spirit, essence
  noun (masculine)

जयेत् (jayet) - should conquer, may conquer

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of ji

optative active

3rd person singular optative active

Root: ji (class 1)

यावत् (yāvat) - as long as, as far as, until

(indeclinable)

वस्तु (vastu) - thing, object, reality, substance

(noun)

Nominative, neuter, singular of vastu

vastu - thing, object, substance, reality, wealth

इदम् (idam) - this

(pronoun)

Nominative, neuter, singular of idam

idam - this

इति (iti) - thus, so, that which is said

(indeclinable)

एवम् (evam) - thus, in this way, so

(indeclinable)

इयम् (iyam) - Refers to desire (icchā). (this)

(pronoun)

Nominative, feminine, singular of idam

idam - this

Note: Refers to icchā, which is feminine.

अन्तर् (antar) - within, internally

(indeclinable)

विजृम्भते (vijṛmbhate) - expands, manifests, stretches itself

(verb)

3rd person , singular, middle, present (laṭ) of jṛmbh

present middle

3rd person singular present middle indicative

Prefix: vi

Root: jṛmbh (class 1)