योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-20, verse-25

अविज्ञातदिवारात्रौ ह्यस्मिन्नुच्चैः शिलोच्चये ।
जानामि निजया बुद्ध्या लोककालक्रमस्थितिम् ॥ २५ ॥

avijñātadivārātrau hyasminnuccaiḥ śiloccaye ,
jānāmi nijayā buddhyā lokakālakramasthitim 25

25. avijñātadivārātrau hi asmin uccaiḥ śiloccaye
jānāmi nijayā buddhyā lokakālakramasthitim

25. hi asmin avijñātadivārātrau uccaiḥ śiloccaye
nijayā buddhyā lokakālakramasthitim jānāmi

25. Indeed, in this lofty peak where day and night are unknown, I know, through my own intellect (buddhi), the ordered existence of cosmic time.

Words meanings summery:

• अविज्ञातदिवारात्रौ (avijñātadivārātrau) - where day and night are unknown, in which day and night are not perceived

• हि (hi) - indeed, surely, for

• अस्मिन् (asmin) - in this

• उच्चैः (uccaiḥ) - describing the height of the mountain peak (highly, loftily, aloud)

• शिलोच्चये (śiloccaye) - in the mountain peak, on the heap of rocks

• जानामि (jānāmi) - I know, I recognize, I understand

• निजया (nijayā) - by my own, with my own

• बुद्ध्या (buddhyā) - by intellect, by understanding (buddhi)

• लोककालक्रमस्थितिम् (lokakālakramasthitim) - the state of the sequence of world time, the ordered existence of cosmic time

Words meanings and morphology

अविज्ञातदिवारात्रौ (avijñātadivārātrau) - where day and night are unknown, in which day and night are not perceived

(adjective)

Locative, masculine, singular of avijñātadivārātra

avijñātadivārātra - (a state or place) where day and night are unknown/indiscernible

Compound type : bahuvrīhi (a+vijñāta+divārātra)

• a – not, un-
  indeclinable
  Negative particle.
• vijñāta – known, perceived, understood
  adjective (neuter)
  Past Passive Participle
  From root √jñā (to know) with prefix vi- and suffix -ta.
  Prefix: vi
  Root: jñā (class 9)
• divārātra – day and night
  noun (neuter)
  Dvanda compound of divā (day) and rātra (night).

Note: Qualifies 'śiloccaye'.

हि (hi) - indeed, surely, for

(indeclinable)

Emphatic or causal particle.

अस्मिन् (asmin) - in this

(pronoun)

Locative, masculine, singular of idam

idam - this, this one, here

Note: Refers to 'śiloccaye'.

उच्चैः (uccaiḥ) - describing the height of the mountain peak (highly, loftily, aloud)

(indeclinable)

Adverbial form.

Note: Modifies 'śiloccaye' adverbially or functions adjectivally.

शिलोच्चये (śiloccaye) - in the mountain peak, on the heap of rocks

(noun)

Locative, masculine, singular of śiloccaya

śiloccaya - mountain, rock-pile, peak, high ground

Compound type : tatpuruṣa (śilā+uccaya)

• śilā – rock, stone, slab
  noun (feminine)
• uccaya – heap, pile, accumulation, elevation, peak
  noun (masculine)
  From root √ci (to collect, pile) with prefix ud-.
  Prefix: ud
  Root: ci (class 5)

Note: Location where the knowledge is gained.

जानामि (jānāmi) - I know, I recognize, I understand

(verb)

1st person , singular, active, present (laṭ) of √jñā

Root: jñā (class 9)

Note: Subject 'I' is implied.

निजया (nijayā) - by my own, with my own

(adjective)

Instrumental, feminine, singular of nija

nija - own, proper, inherent, personal

Note: Qualifies 'buddhyā'.

बुद्ध्या (buddhyā) - by intellect, by understanding (buddhi)

(noun)

Instrumental, feminine, singular of buddhi

buddhi - intellect, understanding, reason, discernment (buddhi)

Derived from root √budh (to awaken, to know) with suffix -ti.

Root: budh (class 1)

Note: Instrument of knowledge.

लोककालक्रमस्थितिम् (lokakālakramasthitim) - the state of the sequence of world time, the ordered existence of cosmic time

(noun)

Accusative, feminine, singular of lokakālakramasthati

lokakālakramasthati - the state or existence of the sequence of world time

Compound type : tatpuruṣa (loka+kāla+krama+sthiti)

• loka – world, realm, universe
  noun (masculine)
  Root: lok (class 1)
• kāla – time, period, epoch
  noun (masculine)
  Root: kal (class 1)
• krama – sequence, order, course, step
  noun (masculine)
  Derived from root √kram (to step, proceed).
  Root: kram (class 1)
• sthiti – state, existence, duration, stability
  noun (feminine)
  Derived from root √sthā (to stand, remain) with suffix -ti.
  Root: sthā (class 1)

Note: Object of 'jānāmi'.