महाभारतः mahābhārataḥ - book-5, chapter-140, verse-13

विगाढे शस्त्रसंपाते परवीररथारुजौ ।
न तदा भविता त्रेता न कृतं द्वापरं न च ॥१३॥

13. vigāḍhe śastrasaṁpāte paravīrarathārujau ,
na tadā bhavitā tretā na kṛtaṁ dvāparaṁ na ca.

13. vigāḍhe śastrasaṃpāte paravīrarathārujau na
tadā bhavitā tretā na kṛtam dvāparam na ca

13. śastrasaṃpāte vigāḍhe paravīrarathārujau (mādrīputrau)
na tadā tretā na kṛtam na dvāparam ca bhavitā

13. When plunged deep into the shower of weapons, they (the Mādrīputrau) will be shattering the chariots of enemy heroes; then there will be no Tretā, no Kṛta, and no Dvāpara.

Words meanings summery:

• विगाढे (vigāḍhe) - deep in the shower of weapons (deeply plunged, immersed, engaged in)

• शस्त्रसंपाते (śastrasaṁpāte) - in the shower of weapons, in the thick of battle

• परवीररथारुजौ (paravīrarathārujau) - the two who shatter the chariots of enemy heroes

• न (na) - not, no, neither

• तदा (tadā) - then, at that time

• भविता (bhavitā) - will be, will exist

• त्रेता (tretā) - Tretā Yuga (the second cosmic age)

• कृतम् (kṛtam) - Kṛta Yuga (the first cosmic age, also known as Satya Yuga)

• द्वापरम् (dvāparam) - Dvāpara Yuga (the third cosmic age)

• च (ca) - and, also

Words meanings and morphology

विगाढे (vigāḍhe) - deep in the shower of weapons (deeply plunged, immersed, engaged in)

(adjective)

Locative, masculine, singular of vigāḍha

vigāḍha - deeply plunged, entered; firm, strong; difficult

Past Passive Participle

From root gāh with prefix vi

Prefix: vi

Root: gāh (class 1)

Note: Qualifies 'śastrasaṃpāte'.

शस्त्रसंपाते (śastrasaṁpāte) - in the shower of weapons, in the thick of battle

(noun)

Locative, masculine, singular of śastrasaṃpāta

śastrasaṁpāta - a shower of weapons, a volley of missiles, thick of battle

Compound type : tatpurusha (śastra+saṃpāta)

• śastra – weapon, arm; sword, knife
  noun (neuter)
  Root: śas
• saṃpāta – a fall, descent; a shower, volley; a concourse, meeting
  noun (masculine)
  From root pat with prefix sam
  Prefix: sam
  Root: pat (class 1)

परवीररथारुजौ (paravīrarathārujau) - the two who shatter the chariots of enemy heroes

(adjective)

Accusative, masculine, dual of paravīrarathāruj

paravīrarathāruj - one who breaks the chariots of enemy heroes

Compound formed with an agent noun (āruj)

Compound type : tatpurusha (para+vīra+ratha+āruj)

• para – other, hostile, enemy
  adjective
• vīra – hero, warrior, valiant
  noun (masculine)
• ratha – chariot
  noun (masculine)
• āruj – breaking, shattering, one who breaks
  noun (masculine)
  agent noun
  From root ruj with prefix ā
  Prefix: ā
  Root: ruj (class 6)

Note: Qualifies Mādrīputrau (implied).

न (na) - not, no, neither

(indeclinable)

तदा (tadā) - then, at that time

(indeclinable)

भविता (bhavitā) - will be, will exist

(verb)

3rd person , singular, active, periphrastic future (luṭ) of bhavitā

periphrastic future, active voice

From root bhū, future participle -tṛ + nominative singular form

Root: bhū (class 1)

त्रेता (tretā) - Tretā Yuga (the second cosmic age)

(proper noun)

Nominative, feminine, singular of tretā

tretā - Tretā (the second of the four cosmic ages or yugas); the number 'three'

कृतम् (kṛtam) - Kṛta Yuga (the first cosmic age, also known as Satya Yuga)

(proper noun)

Nominative, neuter, singular of kṛta

kṛta - done, made, performed; Kṛta (the first and best of the four cosmic ages)

Past Passive Participle (used nominally)

From root kṛ

Root: kṛ (class 8)

Note: Refers to the Kṛta Yuga, also known as Satya Yuga.

द्वापरम् (dvāparam) - Dvāpara Yuga (the third cosmic age)

(proper noun)

Nominative, neuter, singular of dvāpara

dvāpara - Dvāpara (the third of the four cosmic ages); the number 'two' (in dice games)

च (ca) - and, also

(indeclinable)