महाभारतः mahābhārataḥ - book-12, chapter-318, verse-6

व्यत्ययो ह्ययमत्यन्तं पक्षयोः शुक्लकृष्णयोः ।
जातं मर्त्यं जरयति निमेषं नावतिष्ठते ॥६॥

6. vyatyayo hyayamatyantaṁ pakṣayoḥ śuklakṛṣṇayoḥ ,
jātaṁ martyaṁ jarayati nimeṣaṁ nāvatiṣṭhate.

6. vyatyayaḥ hi ayam atyantam pakṣayoḥ śuklakṛṣṇayoḥ
jātam martyam jarayati nimeṣam na avatiṣṭhate

6. ayam atyantam śuklakṛṣṇayoḥ pakṣayoḥ vyatyayaḥ
hi jātam martyam jarayati nimeṣam na avatiṣṭhate

6. This constant alternation of the bright and dark fortnights (pakṣa) certainly causes a born mortal to age; it does not stand still for even a moment.

Words meanings summery:

• व्यत्ययः (vyatyayaḥ) - alternation, reversal, succession

• हि (hi) - indeed, certainly

• अयम् (ayam) - this

• अत्यन्तम् (atyantam) - constantly, excessively, completely

• पक्षयोः (pakṣayoḥ) - of the two fortnights, in the two fortnights

• शुक्लकृष्णयोः (śuklakṛṣṇayoḥ) - of the waxing and waning (fortnights) (of the bright and dark)

• जातम् (jātam) - born

• मर्त्यम् (martyam) - mortal, human being

• जरयति (jarayati) - causes to age, makes old, causes to decay

• निमेषम् (nimeṣam) - for a moment, an instant

• न (na) - not, no

• अवतिष्ठते (avatiṣṭhate) - stands still, stops, remains

Words meanings and morphology

व्यत्ययः (vyatyayaḥ) - alternation, reversal, succession

(noun)

Nominative, masculine, singular of vyatyaya

vyatyaya - reversal, alternation, interchange, succession

From vi- + ati- + i (to go)

Prefixes: vi+ati

Root: i (class 2)

Note: Subject of 'jarayati' and 'avatiṣṭhate'.

हि (hi) - indeed, certainly

(indeclinable)

अयम् (ayam) - this

(pronoun)

Nominative, masculine, singular of idam

idam - this, this one

Note: Refers to 'vyatyayaḥ'.

अत्यन्तम् (atyantam) - constantly, excessively, completely

(indeclinable)

From ati- + anta (end)

Note: Acts as an adverb modifying the action of 'vyatyaya'.

पक्षयोः (pakṣayoḥ) - of the two fortnights, in the two fortnights

(noun)

Genitive, masculine, dual of pakṣa

pakṣa - side, wing, fortnight (half-month), party

Note: Indicates 'of the fortnights'.

शुक्लकृष्णयोः (śuklakṛṣṇayoḥ) - of the waxing and waning (fortnights) (of the bright and dark)

(adjective)

Genitive, masculine, dual of śuklakṛṣṇa

śuklakṛṣṇa - white and black, bright and dark

Compound type : dvandva (śukla+kṛṣṇa)

• śukla – white, bright, clear; the waxing fortnight
  adjective (masculine)
• kṛṣṇa – black, dark; the waning fortnight
  adjective (masculine)

Note: Qualifies 'pakṣayoḥ'.

जातम् (jātam) - born

(adjective)

Accusative, masculine, singular of jāta

jāta - born, produced, arisen

Past Passive Participle

From root 'jan' (to be born)

Root: jan (class 4)

Note: Qualifies 'martyam'.

मर्त्यम् (martyam) - mortal, human being

(noun)

Accusative, masculine, singular of martya

martya - mortal, human being

Root: mṛ (class 1)

Note: Object of 'jarayati'.

जरयति (jarayati) - causes to age, makes old, causes to decay

(verb)

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

causative

Causative of root 'jīr'

Root: jīr (class 4)

निमेषम् (nimeṣam) - for a moment, an instant

(noun)

Accusative, masculine, singular of nimeṣa

nimeṣa - a wink, twinkling of an eye, a moment

From ni- + miṣ (to wink)

Prefix: ni

Root: miṣ (class 4)

Note: Indicates duration.

न (na) - not, no

(indeclinable)

अवतिष्ठते (avatiṣṭhate) - stands still, stops, remains

(verb)

3rd person , singular, middle, present (laṭ) of avasthā

From ava- + sthā (to stand)

Prefix: ava

Root: sthā (class 1)