योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-21, verse-21

द्विविधायाः स्मृतेरस्याः कारणं परमं पदम् ।
कार्यकारणभावोऽसावेक एव चिदम्बरे ॥ २१ ॥

dvividhāyāḥ smṛterasyāḥ kāraṇaṃ paramaṃ padam ,
kāryakāraṇabhāvo'sāveka eva cidambare 21

21. dvividhāyāḥ smṛteḥ asyāḥ kāraṇam paramam padam
kāryakāraṇabhāvaḥ asau ekaḥ eva cit ambare

21. asyāḥ dvividhāyāḥ smṛteḥ kāraṇam paramam padam (asti)
asau kāryakāraṇabhāvaḥ cit ambare ekaḥ eva (asti)

21. The supreme state (paramam padam) is the cause of this two-fold memory (smṛti). This very relationship of cause and effect (kāryakāraṇabhāva) is one and the same in the consciousness-space (cid-ambara).

Words meanings summery:

• द्विविधायाः (dvividhāyāḥ) - of the two-fold, of the two kinds

• स्मृतेः (smṛteḥ) - of memory, of tradition, of recollection (smṛti)

• अस्याः (asyāḥ) - of this (feminine)

• कारणम् (kāraṇam) - the cause, the reason

• परमम् (paramam) - supreme, highest, ultimate

• पदम् (padam) - ultimate state or reality (state, abode, step, word)

• कार्यकारणभावः (kāryakāraṇabhāvaḥ) - the relationship of cause and effect, causality

• असौ (asau) - that one (masculine)

• एकः (ekaḥ) - one, single, unique

• एव (eva) - only, indeed, just

• चित् (cit) - consciousness, pure intelligence (brahman)

• अम्बरे (ambare) - in the sky, in the atmosphere, in space

Words meanings and morphology

द्विविधायाः (dvividhāyāḥ) - of the two-fold, of the two kinds

(adjective)

Genitive, feminine, singular of dvividha

dvividha - two-fold, of two kinds

Formed from dvi + vidha (kind)

Compound type : tatpuruṣa (dvi+vidha)

• dvi – two
  numeral
• vidha – kind, sort, manner
  noun (feminine)
  Root: dhā (class 3)

स्मृतेः (smṛteḥ) - of memory, of tradition, of recollection (smṛti)

(noun)

Genitive, feminine, singular of smṛti

smṛti - memory, recollection, tradition

Formed from root smṛ (to remember) + kti suffix

Root: smṛ (class 1)

अस्याः (asyāḥ) - of this (feminine)

(pronoun)

Genitive, feminine, singular of idam

idam - this, this one

Feminine genitive singular of idam

कारणम् (kāraṇam) - the cause, the reason

(noun)

Nominative, neuter, singular of kāraṇa

kāraṇa - cause, reason, instrument

Formed from root kṛ (to do) + ana suffix

Root: kṛ (class 8)

परमम् (paramam) - supreme, highest, ultimate

(adjective)

Nominative, neuter, singular of parama

parama - highest, supreme, ultimate

पदम् (padam) - ultimate state or reality (state, abode, step, word)

(noun)

Nominative, neuter, singular of pada

pada - step, foot, place, state, abode, word

Root: pad (class 4)

कार्यकारणभावः (kāryakāraṇabhāvaḥ) - the relationship of cause and effect, causality

(noun)

Nominative, masculine, singular of kāryakāraṇabhāva

kāryakāraṇabhāva - the state of being cause and effect, causality

Compound type : dvandva (kārya+kāraṇa+bhāva)

• kārya – effect, something to be done
  noun (neuter)
  Gerundive (Potential Passive Participle)
  Formed from root kṛ (to do) + ṇyat suffix
  Root: kṛ (class 8)
• kāraṇa – cause, reason
  noun (neuter)
  Formed from root kṛ (to do) + ana suffix
  Root: kṛ (class 8)
• bhāva – state, condition, existence, nature
  noun (masculine)
  Formed from root bhū (to be)
  Root: bhū (class 1)

असौ (asau) - that one (masculine)

(pronoun)

Nominative, masculine, singular of adas

adas - that, that one

Masculine nominative singular of adas

एकः (ekaḥ) - one, single, unique

(numeral)

एव (eva) - only, indeed, just

(indeclinable)

Emphatic particle

चित् (cit) - consciousness, pure intelligence (brahman)

(noun)

feminine, singular of cit

cit - consciousness, pure intelligence, understanding

Root: cit (class 1)

Note: The 't' becomes 'd' due to sandhi before 'ambare'.

अम्बरे (ambare) - in the sky, in the atmosphere, in space

(noun)

Locative, neuter, singular of ambara

ambara - sky, atmosphere, space, garment