योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-50, verse-38

तावन्मात्रं जगत्त्वेतद्विश्वासो मा तवास्त्विह ।
अहमित्यादिस्तरङ्गो वर्तमानं सदा जलम् ॥ ३८ ॥

tāvanmātraṃ jagattvetadviśvāso mā tavāstviha ,
ahamityādistaraṅgo vartamānaṃ sadā jalam 38

38. tāvanmātram jagat tu etat viśvāsaḥ mā tava astu
iha aham iti ādiḥ tarangaḥ vartamānam sadā jalam

38. iha etat jagat tāvanmātram tu tava viśvāsaḥ mā astu.
aham iti ādiḥ tarangaḥ vartamānam sadā jalam [asti].

38. Do not place your belief in this world, which is merely a limited manifestation. The sense of "I" (ahaṅkāra) and similar concepts are like waves, while the water is always the ever-present reality.

Words meanings summery:

• तावन्मात्रम् (tāvanmātram) - merely that much, only so much, limited to that

• जगत् (jagat) - world, universe, moving

• तु (tu) - but, on the other hand, indeed, however

• एतत् (etat) - this, that

• विश्वासः (viśvāsaḥ) - trust, faith, belief, confidence

• मा (mā) - do not, not

• तव (tava) - your, of you

• अस्तु (astu) - let it be, may it be

• इह (iha) - here, in this world, now

• अहम् (aham) - I, ego (ahaṅkāra)

• इति (iti) - thus, in this manner, marking quotation

• आदिः (ādiḥ) - beginning, etcetera, and so on

• तरन्गः (tarangaḥ) - wave, ripple

• वर्तमानम् (vartamānam) - existing, present, current

• सदा (sadā) - always, constantly, perpetually

• जलम् (jalam) - water

Words meanings and morphology

तावन्मात्रम् (tāvanmātram) - merely that much, only so much, limited to that

(adjective)

Nominative, neuter, singular of tāvanmātra

tāvanmātra - merely so much, only so much, limited to that

Compound type : tatpurusha (tāvat+mātra)

• tāvat – so much, so many, so far
  indeclinable
• mātra – only, merely, of the size of
  adjective

जगत् (jagat) - world, universe, moving

(noun)

Nominative, neuter, singular of jagat

jagat - world, universe, moving, living being

Present Active Participle

derived from root gam (to go)

Root: gam (class 1)

तु (tu) - but, on the other hand, indeed, however

(indeclinable)

एतत् (etat) - this, that

(pronoun)

Nominative, neuter, singular of etad

etad - this, that

विश्वासः (viśvāsaḥ) - trust, faith, belief, confidence

(noun)

Nominative, masculine, singular of viśvāsa

viśvāsa - trust, faith, belief, confidence

Prefix: vi

Root: śvas (class 2)

मा (mā) - do not, not

(indeclinable)

prohibitory particle used with imperative or injunctive moods

तव (tava) - your, of you

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you

अस्तु (astu) - let it be, may it be

(verb)

3rd person , singular, active, imperative (loṭ) of as

Root: as (class 2)

इह (iha) - here, in this world, now

(indeclinable)

अहम् (aham) - I, ego (ahaṅkāra)

(pronoun)

Nominative, singular of asmad

asmad - I

इति (iti) - thus, in this manner, marking quotation

(indeclinable)

आदिः (ādiḥ) - beginning, etcetera, and so on

(noun)

Nominative, masculine, singular of ādi

ādi - beginning, commencement, first; and so on, etcetera (when suffixed to a word)

तरन्गः (tarangaḥ) - wave, ripple

(noun)

Nominative, masculine, singular of taranga

taranga - wave, ripple, billow

वर्तमानम् (vartamānam) - existing, present, current

(adjective)

Nominative, neuter, singular of vartamāna

vartamāna - existing, present, current, being

Present Active Participle

derived from root vṛt (to be, exist)

Root: vṛt (class 1)

सदा (sadā) - always, constantly, perpetually

(indeclinable)

जलम् (jalam) - water

(noun)

Nominative, neuter, singular of jala

jala - water