योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-62, verse-3

समाध्यभ्यासशुद्धं तत्तस्य चित्तं क्षणेन यत् ।
चिन्तयत्याशु तद्भावं गच्छत्यम्ब्विव वीचिताम् ॥ ३ ॥

samādhyabhyāsaśuddhaṃ tattasya cittaṃ kṣaṇena yat ,
cintayatyāśu tadbhāvaṃ gacchatyambviva vīcitām 3

3. samādhyabhyāsaśuddham tat tasya cittam kṣaṇena yat
cintayati āśu tatbhāvam gacchati ambu iva vīcitām

3. samādhyabhyāsaśuddham tasya tat cittam yat āśu cintayati kṣaṇena tatbhāvam gacchati ambu iva vīcitām [gacchati].

3. That mind (citta) of his, purified by the practice of deep meditation (dhyāna), whatever it quickly contemplates, swiftly attains that very state, just as water (ambu) becomes a wave.

Words meanings summery:

• समाध्यभ्यासशुद्धम् (samādhyabhyāsaśuddham) - purified by the practice of deep meditation (dhyāna) (purified by the practice of meditation/concentration)

• तत् (tat) - that

• तस्य (tasya) - his (of him, his)

• चित्तम् (cittam) - mind (citta) (mind, consciousness)

• क्षणेन (kṣaṇena) - swiftly, in a moment (in a moment, instantly, quickly)

• यत् (yat) - whatever (mind) (which, whatever)

• चिन्तयति (cintayati) - contemplates (thinks, considers, contemplates)

• आशु (āśu) - swiftly (quickly, swiftly)

• तत्भावम् (tatbhāvam) - that very state (that state, its nature)

• गच्छति (gacchati) - attains (goes, attains, reaches)

• अम्बु (ambu) - water (ambu) (water)

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

• वीचिताम् (vīcitām) - the state of being a wave

Words meanings and morphology

समाध्यभ्यासशुद्धम् (samādhyabhyāsaśuddham) - purified by the practice of deep meditation (dhyāna) (purified by the practice of meditation/concentration)

(adjective)

Nominative, neuter, singular of samādhyabhyāsaśuddha

samādhyabhyāsaśuddha - purified by the practice of samādhi (meditation/dhyāna)

Compound type : tatpuruṣa (samādhi+abhyāsa+śuddha)

• samādhi – concentration, meditation (dhyāna)
  noun (masculine)
  action noun
  Derived from root dhā with prefix sam-ā-.
  Prefixes: sam+ā
  Root: dhā (class 3)
• abhyāsa – practice, repetition
  noun (masculine)
  action noun
  Derived from root as with prefix abhi-.
  Prefix: abhi
  Root: as (class 2)
• śuddha – purified, clean
  participle (neuter)
  Past Passive Participle
  From root śudh (to be pure).
  Root: śudh (class 4)

Note: Modifies 'cittam'.

तत् (tat) - that

(pronoun)

Nominative, neuter, singular of tad

tad - that (demonstrative pronoun)

Note: Modifies 'cittam'.

तस्य (tasya) - his (of him, his)

(pronoun)

Genitive, masculine, singular of tad

tad - that (demonstrative pronoun)

Note: Refers to the mendicant.

चित्तम् (cittam) - mind (citta) (mind, consciousness)

(noun)

Nominative, neuter, singular of citta

citta - mind, thought, consciousness

From root cit (to perceive, observe).

Root: cit (class 1)

Note: Subject of the clause.

क्षणेन (kṣaṇena) - swiftly, in a moment (in a moment, instantly, quickly)

(indeclinable)

Note: Functions adverbially, indicating speed.

यत् (yat) - whatever (mind) (which, whatever)

(pronoun)

Nominative, neuter, singular of yad

yad - which, what (relative pronoun)

चिन्तयति (cintayati) - contemplates (thinks, considers, contemplates)

(verb)

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

From root cit with ṇic (causative) suffix (often used in simple sense).

Root: cit (class 10)

आशु (āśu) - swiftly (quickly, swiftly)

(indeclinable)

तत्भावम् (tatbhāvam) - that very state (that state, its nature)

(noun)

Accusative, masculine, singular of tatbhāva

tatbhāva - that state, that nature, identity with that

Compound type : tatpuruṣa (tad+bhāva)

• tad – that
  pronoun (neuter)
• bhāva – state, nature, existence
  noun (masculine)
  action noun
  Derived from root bhū (to be, exist).
  Root: bhū (class 1)

Note: Object of 'gacchati'.

गच्छति (gacchati) - attains (goes, attains, reaches)

(verb)

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

Root: gam (class 1)

अम्बु (ambu) - water (ambu) (water)

(noun)

Nominative, neuter, singular of ambu

ambu - water

इव (iva) - just as (like, as, as if)

(indeclinable)

वीचिताम् (vīcitām) - the state of being a wave

(noun)

Accusative, feminine, singular of vīcitā

vīcitā - waviness, the state of being a wave

From vīci (wave) + tā (suffix for state/nature).