महाभारतः mahābhārataḥ - book-5, chapter-130, verse-16

राजा कृतयुगस्रष्टा त्रेताया द्वापरस्य च ।
युगस्य च चतुर्थस्य राजा भवति कारणम् ॥१६॥

16. rājā kṛtayugasraṣṭā tretāyā dvāparasya ca ,
yugasya ca caturthasya rājā bhavati kāraṇam.

16. rājā kṛtayugasraṣṭā tretāyā dvāparasya ca
yugasya ca caturthasya rājā bhavati kāraṇam

16. rājā kṛtayugasraṣṭā bhavati tretāyāḥ dvāparasya
ca yugasya ca caturthasya rājā kāraṇam bhavati

16. The king is the creator of the Kṛta age, and of the Tretā and Dvāpara ages. The king is also the cause of the fourth age.

Words meanings summery:

• राजा (rājā) - king, ruler

• कृतयुगस्रष्टा (kṛtayugasraṣṭā) - creator of the Kṛta age

• त्रेताया (tretāyā) - of the Tretā age

• द्वापरस्य (dvāparasya) - of the Dvāpara age

• च (ca) - and, also

• युगस्य (yugasya) - of the age (of the age, of the yoke)

• च (ca) - and, also

• चतुर्थस्य (caturthasya) - of the fourth (age) (of the fourth)

• राजा (rājā) - king, ruler

• भवति (bhavati) - is, becomes (is, exists, becomes, happens)

• कारणम् (kāraṇam) - cause, reason, instrument

Words meanings and morphology

राजा (rājā) - king, ruler

(noun)

Nominative, masculine, singular of rājan

rājan - king, ruler

कृतयुगस्रष्टा (kṛtayugasraṣṭā) - creator of the Kṛta age

(noun)

Nominative, masculine, singular of kṛtayugasraṣṭṛ

kṛtayugasraṣṭṛ - creator of the Kṛta age

Compound type : tatpurusha (kṛtayuga+sraṣṭṛ)

• kṛtayuga – the Kṛta age, the Golden Age
  noun (neuter)
• sraṣṭṛ – creator, maker
  noun (masculine)
  Agent noun
  Root sṛj + tṛc suffix
  Root: sṛj (class 6)

त्रेताया (tretāyā) - of the Tretā age

(noun)

Genitive, feminine, singular of tretā

tretā - the Tretā age (the second of the four yugas)

Note: Also ablative. Genitive fits 'of the Tretā age'.

द्वापरस्य (dvāparasya) - of the Dvāpara age

(noun)

Genitive, masculine, singular of dvāpara

dvāpara - the Dvāpara age (the third of the four yugas)

च (ca) - and, also

(indeclinable)

युगस्य (yugasya) - of the age (of the age, of the yoke)

(noun)

Genitive, neuter, singular of yuga

yuga - age, epoch, yoke, pair

च (ca) - and, also

(indeclinable)

चतुर्थस्य (caturthasya) - of the fourth (age) (of the fourth)

(adjective)

Genitive, neuter, singular of caturtha

caturtha - fourth

Derived from catur (four)

Note: Agrees with yugasya.

राजा (rājā) - king, ruler

(noun)

Nominative, masculine, singular of rājan

rājan - king, ruler

भवति (bhavati) - is, becomes (is, exists, becomes, happens)

(verb)

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

Present Tense

Root bhū (1P)

Root: bhū (class 1)

कारणम् (kāraṇam) - cause, reason, instrument

(noun)

Nominative, neuter, singular of kāraṇa

kāraṇa - cause, reason, instrument

Derivative from root kṛ (to do) with ṇic and lyuṭ suffixes

Root: kṛ (class 8)