योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-6, verse-12

एकोदये द्वितीयस्य न सत्ता दिनरात्रयोः ।
ज्ञानं नाज्ञानतामेति च्छाया नायाति तापताम् ॥ १२ ॥

ekodaye dvitīyasya na sattā dinarātrayoḥ ,
jñānaṃ nājñānatāmeti cchāyā nāyāti tāpatām 12

12. ekodaye dvitīyasya na sattā dinarātrayoḥ jñānam
na ajñānatām eti cchāyā na āyāti tāpatām

12. dinarātrayoḥ ekodaye dvitīyasya sattā na jñānam
ajñānatām na eti cchāyā tāpatām na āyāti

12. When one (of a pair) arises, the other does not exist, just as with day and night. Knowledge (jñāna) does not turn into ignorance, nor does a shadow become heat.

Words meanings summery:

• एकोदये (ekodaye) - upon the rising of one, at the appearance of one

• द्वितीयस्य (dvitīyasya) - of the second

• न (na) - not, no

• सत्ता (sattā) - existence, being, reality

• दिनरात्रयोः (dinarātrayoḥ) - of day and night

• ज्ञानम् (jñānam) - knowledge (jñāna)

• न (na) - not, no

• अज्ञानताम् (ajñānatām) - ignorance, the state of ignorance

• एति (eti) - goes, attains, becomes

• च्छाया (cchāyā) - shadow, shade

• न (na) - not, no

• आयाति (āyāti) - comes, approaches, attains

• तापताम् (tāpatām) - heat, the state of heat

Words meanings and morphology

एकोदये (ekodaye) - upon the rising of one, at the appearance of one

(noun)

Locative, masculine, singular of ekodaya

ekodaya - rising of one, appearance of one

Compound type : tatpuruṣa (eka+udaya)

• eka – one, single, unique
  numeral (masculine)
• udaya – rising, appearance, origin
  noun (masculine)
  Derived from root 'i' with prefix 'ud'
  Prefix: ud
  Root: i

द्वितीयस्य (dvitīyasya) - of the second

(adjective)

Genitive, masculine, singular of dvitīya

dvitīya - second

न (na) - not, no

(indeclinable)

सत्ता (sattā) - existence, being, reality

(noun)

Nominative, feminine, singular of sattā

sattā - existence, being, reality, essence

दिनरात्रयोः (dinarātrayoḥ) - of day and night

(noun)

Genitive, neuter, dual of dinarātra

dinarātra - day and night

Compound type : dvandva (dina+rātri)

• dina – day
  noun (neuter)
• rātri – night
  noun (feminine)

ज्ञानम् (jñānam) - knowledge (jñāna)

(noun)

Nominative, neuter, singular of jñāna

jñāna - knowledge, wisdom, awareness

Derived from root 'jñā' (to know)

Root: jñā (class 9)

न (na) - not, no

(indeclinable)

अज्ञानताम् (ajñānatām) - ignorance, the state of ignorance

(noun)

Accusative, feminine, singular of ajñānatā

ajñānatā - ignorance, lack of knowledge

Compound type : nañ-tatpuruṣa (a+jñānatā)

• a – not, non-
  indeclinable
• jñānatā – knowledge, state of knowing
  noun (feminine)
  Derived from 'jñāna' + suffix '-tā'

एति (eti) - goes, attains, becomes

(verb)

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

Root: i (class 2)

च्छाया (cchāyā) - shadow, shade

(noun)

Nominative, feminine, singular of cchāyā

cchāyā - shadow, shade, reflection, likeness

न (na) - not, no

(indeclinable)

आयाति (āyāti) - comes, approaches, attains

(verb)

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

Prefix: ā

Root: yā (class 2)

तापताम् (tāpatām) - heat, the state of heat

(noun)

Accusative, feminine, singular of tāpatā

tāpatā - heat, warmth, suffering, distress

Derived from 'tāpa' + suffix '-tā'