योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-89, verse-4

चिदाकाशमहं शुद्धं तस्य मे तत्पदात्मनः ।
यच्चिन्मात्रात्मकचनं तत्संकल्पाभिदं स्मृतम् ॥ ४ ॥

cidākāśamahaṃ śuddhaṃ tasya me tatpadātmanaḥ ,
yaccinmātrātmakacanaṃ tatsaṃkalpābhidaṃ smṛtam 4

4. citākāśam aham śuddham tasya me tatpadātmanaḥ yat
citmātrātmakakacanam tat saṅkalpābhidam smṛtam

4. aham śuddham citākāśam tasya me tatpadātmanaḥ yat
citmātrātmakakacanam tat saṅkalpābhidam smṛtam

4. I am the pure consciousness-space. Whatever manifestation (kacanam) arises from me—the self (ātman) whose nature is that supreme state—and is of the nature of pure consciousness alone, that is known as `saṅkalpa` (conceptualization or volition).

Words meanings summery:

• चिताकाशम् (citākāśam) - pure consciousness-space (consciousness-space, space of pure thought)

• अहम् (aham) - I

• शुद्धम् (śuddham) - pure, clean, clear

• तस्य (tasya) - of that (supreme state/consciousness-space) (of that, his)

• मे (me) - of me (of me, to me, for me)

• तत्पदात्मनः (tatpadātmanaḥ) - of the self (ātman) whose nature is that supreme state (of the self whose nature is that supreme state/condition)

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

• चित्मात्रात्मककचनम् (citmātrātmakakacanam) - a manifestation that is of the nature of pure consciousness alone (a manifestation whose nature is solely consciousness)

• तत् (tat) - that

• सङ्कल्पाभिदम् (saṅkalpābhidam) - having the name saṅkalpa (named as volition/conceptualization)

• स्मृतम् (smṛtam) - is known (remembered, considered, known)

Words meanings and morphology

चिताकाशम् (citākāśam) - pure consciousness-space (consciousness-space, space of pure thought)

(noun)

Nominative, neuter, singular of citākāśa

citākāśa - consciousness-space, ether of consciousness

Compound of cit (consciousness) and ākāśa (space, ether).

Compound type : karmadhāraya (cit+ākāśa)

• cit – consciousness, pure thought
  noun (feminine)
• ākāśa – space, ether, sky
  noun (masculine)

Note: Predicative noun for 'aham'.

अहम् (aham) - I

(pronoun)

Nominative, singular of aham

aham - I, myself

First person singular pronoun.

शुद्धम् (śuddham) - pure, clean, clear

(adjective)

Nominative, neuter, singular of śuddha

śuddha - pure, clean, clear, unblemished

Past Passive Participle

From root śudh (to purify, be pure).

Root: śudh (class 4)

Note: Adjective modifying 'citākāśam'.

तस्य (tasya) - of that (supreme state/consciousness-space) (of that, his)

(pronoun)

Genitive, neuter, singular of tad

tad - that, he, she, it

Demonstrative pronoun, masculine/neuter singular genitive.

Note: Possessive or descriptive genitive.

मे (me) - of me (of me, to me, for me)

(pronoun)

Genitive, singular of aham

aham - I, myself

First person singular genitive/dative.

Note: Possessive or descriptive genitive.

तत्पदात्मनः (tatpadātmanaḥ) - of the self (ātman) whose nature is that supreme state (of the self whose nature is that supreme state/condition)

(noun)

Genitive, masculine, singular of tatpadātman

tatpadātman - the self of that state, the ultimate Self

Compound of tad (that), pada (state, condition), and ātman (self, spirit).

Compound type : tatpuruṣa (tad+pada+ātman)

• tad – that
  pronoun
• pada – state, condition, foot, step, word
  noun (neuter)
• ātman – self, soul, supreme spirit, essence
  noun (masculine)

Note: Descriptive genitive for 'me'.

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

(pronoun)

Nominative, neuter, singular of tad

tad - which, what, that

Relative pronoun, neuter singular nominative/accusative.

चित्मात्रात्मककचनम् (citmātrātmakakacanam) - a manifestation that is of the nature of pure consciousness alone (a manifestation whose nature is solely consciousness)

(noun)

Nominative, neuter, singular of citmātrātmakakacana

citmātrātmakakacana - a manifestation whose nature is solely consciousness

Compound of citmātra (pure consciousness), ātmaka (of the nature of), and kacana (manifestation).

Compound type : karmadhāraya (citmātra+ātmaka+kacana)

• citmātra – mere consciousness, pure consciousness
  noun (neuter)
  Compound of cit (consciousness) and mātra (mere, only).
• ātmaka – of the nature of, consisting of, pertaining to the self
  adjective (neuter)
  Suffix -ātmaka from ātman.
• kacana – shining, manifestation, appearance
  noun (neuter)
  From root kac (to shine, to appear).
  Root: kac (class 1)

Note: Subject of the second clause.

तत् (tat) - that

(pronoun)

Nominative, neuter, singular of tad

tad - that, he, she, it

Demonstrative pronoun, neuter singular nominative/accusative.

सङ्कल्पाभिदम् (saṅkalpābhidam) - having the name saṅkalpa (named as volition/conceptualization)

(adjective)

Nominative, neuter, singular of saṅkalpābhida

saṅkalpābhida - named saṅkalpa, called saṅkalpa

Compound of saṅkalpa (volition, conceptualization) and abhida (name or having a name).

Compound type : bahuvrīhi (saṅkalpa+abhida)

• saṅkalpa – volition, intention, conceptualization, thought
  noun (masculine)
  Prefix: sam
  Root: kḷp
• abhida – name, appellation; having a name
  noun (neuter)
  From abhi + dhā (to place, apply, name).
  Prefix: abhi
  Root: dhā

Note: Predicative adjective for 'tat'.

स्मृतम् (smṛtam) - is known (remembered, considered, known)

(adjective)

Nominative, neuter, singular of smṛta

smṛta - remembered, thought of, known, traditional

Past Passive Participle

From root smṛ (to remember).

Root: smṛ (class 1)

Note: Predicative for 'tat'.