महाभारतः mahābhārataḥ - book-6, chapter-56, verse-5

सा वाहिनी शांतनवेन राज्ञा महारथैर्वारणवाजिभिश्च ।
बभौ सविद्युत्स्तनयित्नुकल्पा जलागमे द्यौरिव जातमेघा ॥५॥

5. sā vāhinī śāṁtanavena rājñā; mahārathairvāraṇavājibhiśca ,
babhau savidyutstanayitnukalpā; jalāgame dyauriva jātameghā.

5. sā vāhinī śāntanavena rājñā mahārathaiḥ vāraṇavājibhiḥ ca
babhau sa-vidyut-stanayitnukalpā jalāgame dyauḥ iva jāta-meghā

5. sā vāhinī śāntanavena rājñā mahārathaiḥ vāraṇavājibhiḥ ca
sa-vidyut-stanayitnukalpā jāta-meghā dyauḥ jalāgame iva babhau

5. That army, led by King Śāntanu's son (Bhīṣma), with its great charioteers, elephants, and horses, shone like the cloud-laden sky at the beginning of the rainy season, accompanied by lightning and thunder.

Words meanings summery:

• सा (sā) - that

• वाहिनी (vāhinī) - army, host

• शान्तनवेन (śāntanavena) - by Bhīṣma (by Śāntanu's son)

• राज्ञा (rājñā) - by the king

• महारथैः (mahārathaiḥ) - with great charioteers, with great warriors

• वारणवाजिभिः (vāraṇavājibhiḥ) - with elephants and horses

• च (ca) - and

• बभौ (babhau) - shone, appeared

• स-विद्युत्-स्तनयित्नुकल्पा (sa-vidyut-stanayitnukalpā) - resembling with lightning and thunder

• जलागमे (jalāgame) - at the coming of water, at the rainy season

• द्यौः (dyauḥ) - sky, heaven

• इव (iva) - like, as

• जात-मेघा (jāta-meghā) - having produced clouds, cloud-laden

Words meanings and morphology

सा (sā) - that

(pronoun)

Nominative, feminine, singular of tad

tad - that, this

वाहिनी (vāhinī) - army, host

(noun)

Nominative, feminine, singular of vāhinī

vāhinī - army, host, river

शान्तनवेन (śāntanavena) - by Bhīṣma (by Śāntanu's son)

(proper noun)

Instrumental, masculine, singular of śāntanava

śāntanava - son of Śāntanu

patronymic from Śāntanu

राज्ञा (rājñā) - by the king

(noun)

Instrumental, masculine, singular of rājan

rājan - king, ruler

महारथैः (mahārathaiḥ) - with great charioteers, with great warriors

(noun)

Instrumental, masculine, plural of mahāratha

mahāratha - great charioteer, great warrior

Compound type : karmadhāraya (mahā+ratha)

• mahā – great, mighty
  adjective
• ratha – chariot, warrior
  noun (masculine)

वारणवाजिभिः (vāraṇavājibhiḥ) - with elephants and horses

(noun)

Instrumental, masculine, plural of vāraṇavāji

vāraṇavāji - elephants and horses

Compound type : dvandva (vāraṇa+vāji)

• vāraṇa – elephant
  noun (masculine)
• vāji – horse
  noun (masculine)

च (ca) - and

(indeclinable)

बभौ (babhau) - shone, appeared

(verb)

3rd person , singular, active, perfect (lit) of bhā

Root: bhā (class 2)

स-विद्युत्-स्तनयित्नुकल्पा (sa-vidyut-stanayitnukalpā) - resembling with lightning and thunder

(adjective)

Nominative, feminine, singular of sa-vidyut-stanayitnukalpa

sa-vidyut-stanayitnukalpa - resembling with lightning and thunder

Compound type : bahuvrihi (sa+vidyut+stanayitnu+kalpa)

• sa – with, together with
  indeclinable
  prefix for compound
• vidyut – lightning
  noun (feminine)
• stanayitnu – thunder
  noun (masculine)
• kalpa – resembling, like
  adjective
  suffix indicating resemblance

जलागमे (jalāgame) - at the coming of water, at the rainy season

(noun)

Locative, masculine, singular of jalāgama

jalāgama - coming of water, rainy season

Compound type : tatpurusha (jala+āgama)

• jala – water
  noun (neuter)
• āgama – coming, arrival
  noun (masculine)
  Prefix: ā

द्यौः (dyauḥ) - sky, heaven

(noun)

Nominative, feminine, singular of dyu

dyu - sky, heaven

इव (iva) - like, as

(indeclinable)

जात-मेघा (jāta-meghā) - having produced clouds, cloud-laden

(adjective)

Nominative, feminine, singular of jāta-megha

jāta-megha - having produced clouds, cloud-laden

Compound type : bahuvrihi (jāta+megha)

• jāta – born, arisen, produced
  adjective
  Past Passive Participle
  from root jan (to be born)
  Root: jan (class 4)
• megha – cloud
  noun (masculine)