योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-31, verse-30

सत्तामात्रेण चित्तस्य बोधश्चित्तेन्द्रियादिषु ।
आलोकसत्तामात्रेण व्यवहारः क्रियास्विव ॥ ३० ॥

sattāmātreṇa cittasya bodhaścittendriyādiṣu ,
ālokasattāmātreṇa vyavahāraḥ kriyāsviva 30

30. sattāmātreṇa cittasya bodhaḥ cittendriyādiṣu
| ālokasattāmātreṇa vyavahāraḥ kriyāsu iva ||

30. cittasya sattāmātreṇa cittendriyādiṣu bodhaḥ.
yathā kriyāsu ālokasattāmātreṇa vyavahāraḥ iva.

30. By the mere existence of the mind (citta), there is awareness (bodha) in the mind, senses, and so on, just as activity (vyavahāra) in actions functions by the mere existence of light.

Words meanings summery:

• सत्तामात्रेण (sattāmātreṇa) - by mere existence, by only existence

• चित्तस्य (cittasya) - of the mind, of consciousness

• बोधः (bodhaḥ) - knowledge, awareness, understanding

• चित्तेन्द्रियादिषु (cittendriyādiṣu) - in the mind, senses, and so on

• आलोकसत्तामात्रेण (ālokasattāmātreṇa) - by the mere existence of light

• व्यवहारः (vyavahāraḥ) - activity, practice, transaction, conduct

• क्रियासु (kriyāsu) - in actions, in activities, in deeds

• इव (iva) - like, as, as if

Words meanings and morphology

सत्तामात्रेण (sattāmātreṇa) - by mere existence, by only existence

(noun)

Instrumental, neuter, singular of sattāmātra

sattāmātra - mere existence, only being

From sattā (existence) + mātra (only, mere).

Compound type : karmadhāraya (sattā+mātra)

• sattā – existence, being, reality
  noun (feminine)
  Derived from √as (to be) + suffix -tā.
  Root: as (class 2)
• mātra – mere, only, measure
  adjective (neuter)

चित्तस्य (cittasya) - of the mind, of consciousness

(noun)

Genitive, neuter, singular of citta

citta - mind, thought, consciousness, intellect

Derived from √cit (to perceive, know).

Root: cit (class 1)

बोधः (bodhaḥ) - knowledge, awareness, understanding

(noun)

Nominative, masculine, singular of bodha

bodha - knowledge, awareness, understanding, awakening

Derived from √budh (to know, understand, awaken).

Root: budh (class 1)

चित्तेन्द्रियादिषु (cittendriyādiṣu) - in the mind, senses, and so on

(noun)

Locative, masculine, plural of cittendriyādi

cittendriyādi - mind, senses, etc.

Compound of citta (mind), indriya (sense), and ādi (etc.).

Compound type : dvandva-tatpuruṣa (citta+indriya+ādi)

• citta – mind, consciousness
  noun (neuter)
  Root: cit (class 1)
• indriya – sense, sensory organ
  noun (neuter)
• ādi – beginning, et cetera, and so on
  indeclinable

Note: The compound is `citta-indriya-ādi`. `a + i -> e` (guṇa). So `cittendriyādi`.

आलोकसत्तामात्रेण (ālokasattāmātreṇa) - by the mere existence of light

(noun)

Instrumental, neuter, singular of ālokasattāmātra

ālokasattāmātra - mere existence of light

From āloka (light) + sattā (existence) + mātra (mere).

Compound type : tatpuruṣa (āloka+sattā+mātra)

• āloka – light, luster, sight
  noun (masculine)
  From ā-√lok (to see, perceive).
  Prefix: ā
  Root: lok (class 10)
• sattā – existence, being
  noun (feminine)
  Derived from √as (to be) + suffix -tā.
  Root: as (class 2)
• mātra – mere, only, measure
  adjective (neuter)

व्यवहारः (vyavahāraḥ) - activity, practice, transaction, conduct

(noun)

Nominative, masculine, singular of vyavahāra

vyavahāra - activity, conduct, transaction, practice, custom

From vi-ava-√hṛ (to carry, conduct).

Prefixes: vi+ava

Root: hṛ (class 1)

क्रियासु (kriyāsu) - in actions, in activities, in deeds

(noun)

Locative, feminine, plural of kriyā

kriyā - action, activity, deed, rite

Derived from √kṛ (to do, make) + suffix -yā.

Root: kṛ (class 8)

इव (iva) - like, as, as if

(indeclinable)