महाभारतः mahābhārataḥ - book-6, chapter-83, verse-28

निष्पेतुर्विमलाः शक्त्यस्तैलधौताः सुतेजनाः ।
अम्बुदेभ्यो यथा राजन्भ्राजमानाः शतह्रदाः ॥२८॥

28. niṣpeturvimalāḥ śaktyastailadhautāḥ sutejanāḥ ,
ambudebhyo yathā rājanbhrājamānāḥ śatahradāḥ.

28. niṣpetuḥ vimalāḥ śaktyaḥ taila-dhautāḥ su-tejanāḥ
ambudebhyaḥ yathā rājan bhrājamānāḥ śata-hradāḥ

28. rājan vimalāḥ taila-dhautāḥ su-tejanāḥ śaktyaḥ
niṣpetuḥ yathā ambudebhyaḥ bhrājamānāḥ śata-hradāḥ

28. Clean and brilliant spears (śakti), polished with oil and well-sharpened, flew forth, O King (rājan), just as gleaming lightning flashes appear from the clouds.

Words meanings summery:

• निष्पेतुः (niṣpetuḥ) - they flew forth (they flew out, they sprang forth, they rushed forth)

• विमलाः (vimalāḥ) - clean and brilliant (clean, pure, spotless, bright, brilliant)

• शक्त्यः (śaktyaḥ) - spears (śakti) (spears, javelins, power, strength (śakti))

• तैल-धौताः (taila-dhautāḥ) - polished with oil (oil-washed, polished with oil)

• सु-तेजनाः (su-tejanāḥ) - well-sharpened (well-sharpened, very sharp)

• अम्बुदेभ्यः (ambudebhyaḥ) - from clouds

• यथा (yathā) - just as (just as, as, according to)

• राजन् (rājan) - O King (rājan) (addressing Dhṛtarāṣṭra) (O king)

• भ्राजमानाः (bhrājamānāḥ) - gleaming (shining, gleaming, resplendent)

• शत-ह्रदाः (śata-hradāḥ) - lightning flashes (lightning flashes (lit. 'hundred ponds', but used for lightning))

Words meanings and morphology

निष्पेतुः (niṣpetuḥ) - they flew forth (they flew out, they sprang forth, they rushed forth)

(verb)

3rd person , plural, active, past perfect (lit) of pat

Perfect

Root pat (1st conjugation, parasmaipada) with prefix nis.

Prefix: nis

Root: pat (class 1)

विमलाः (vimalāḥ) - clean and brilliant (clean, pure, spotless, bright, brilliant)

(adjective)

Nominative, feminine, plural of vimala

vimala - clean, pure, spotless, bright, brilliant

From 'mala' (dirt) with 'vi' (without), meaning 'without dirt'.

Note: Agrees with 'śaktyaḥ'.

शक्त्यः (śaktyaḥ) - spears (śakti) (spears, javelins, power, strength (śakti))

(noun)

Nominative, feminine, plural of śakti

śakti - power, strength, energy, spear, javelin

From root śak (to be able).

Root: śak (class 5)

Note: Subject of 'niṣpetuḥ'.

तैल-धौताः (taila-dhautāḥ) - polished with oil (oil-washed, polished with oil)

(adjective)

Nominative, feminine, plural of tailadhauta

tailadhauta - washed with oil, polished with oil

Compound type : tatpuruṣa (taila+dhauta)

• taila – oil, sesame oil
  noun (neuter)
• dhauta – washed, cleansed, purified
  adjective
  Past Passive Participle
  Derived from root dhāva (to wash).
  Root: dhāva (class 1)

Note: Agrees with 'śaktyaḥ'.

सु-तेजनाः (su-tejanāḥ) - well-sharpened (well-sharpened, very sharp)

(adjective)

Nominative, feminine, plural of sutejana

sutejana - well-sharpened, very sharp

Compound type : tatpuruṣa (su+tejana)

• su – good, well, excellent
  indeclinable
  Prefix indicating 'goodness' or 'intensity'.
• tejana – sharpening, a sharpener, sharp
  noun (neuter)
  Derived from root tij (to sharpen).
  Root: tij (class 1)

Note: Agrees with 'śaktyaḥ'.

अम्बुदेभ्यः (ambudebhyaḥ) - from clouds

(noun)

Ablative, masculine, plural of ambuda

ambuda - cloud (lit. 'water-giver')

Compound type : tatpuruṣa (ambu+da)

• ambu – water
  noun (neuter)
• da – giving, bestowing
  adjective
  Agent Noun
  Derived from root dā (to give).
  Root: dā (class 3)

Note: Indicates source.

यथा (yathā) - just as (just as, as, according to)

(indeclinable)

राजन् (rājan) - O King (rājan) (addressing Dhṛtarāṣṭra) (O king)

(noun)

Vocative, masculine, singular of rājan

rājan - king, ruler

Root: rāj (class 1)

भ्राजमानाः (bhrājamānāḥ) - gleaming (shining, gleaming, resplendent)

(adjective)

Nominative, feminine, plural of bhrāj

bhrāj - to shine, to gleam, to be resplendent

Present Middle Participle

Derived from root bhrāj (1st conjugation, ātmanepada).

Root: bhrāj (class 1)

Note: Agrees with 'śata-hradāḥ'.

शत-ह्रदाः (śata-hradāḥ) - lightning flashes (lightning flashes (lit. 'hundred ponds', but used for lightning))

(noun)

Nominative, feminine, plural of śatahradā

śatahradā - lightning (lit. 'hundred ponds/lakes')

Compound type : bahuvrīhi (śata+hrada)

• śata – hundred
  numeral (neuter)
• hrada – pond, lake, deep pool
  noun (masculine)

Note: Subject of implied verb 'appear' in the simile.