महाभारतः mahābhārataḥ - book-8, chapter-45, verse-4

अवच्छन्नौ ततः कृष्णौ दृष्ट्वा तत्र महारथाः ।
विस्मयं परमं गत्वा प्रैक्षन्त कुरवस्तदा ॥४॥

4. avacchannau tataḥ kṛṣṇau dṛṣṭvā tatra mahārathāḥ ,
vismayaṁ paramaṁ gatvā praikṣanta kuravastadā.

4. avacchannau tataḥ kṛṣṇau dṛṣṭvā tatra mahārathāḥ
vismayam paramam gatvā praikṣanta kuravaḥ tadā

4. tataḥ tatra avacchannau kṛṣṇau dṛṣṭvā mahārathāḥ
kuravaḥ ca paramam vismayam gatvā tadā praikṣanta

4. Then, seeing the two Kṛṣṇas (Arjuna and Kṛṣṇa) covered there, the great chariot-warriors, including the Kurus, were filled with supreme astonishment and watched.

Words meanings summery:

• अवच्छन्नौ (avacchannau) - covered (with arrows, referring to Arjuna and Kṛṣṇa) (covered, concealed)

• ततः (tataḥ) - then (indicating sequence of events) (then, therefrom, after that)

• कृष्णौ (kṛṣṇau) - Arjuna and Kṛṣṇa (both were of dark complexion, or Arjuna was called Kṛṣṇa due to his lineage) (the two Kṛṣṇas (Arjuna and Kṛṣṇa))

• दृष्ट्वा (dṛṣṭvā) - having seen

• तत्र (tatra) - there (on the battlefield) (there, in that place)

• महारथाः (mahārathāḥ) - the prominent warriors present on the battlefield (great chariot-warriors)

• विस्मयम् (vismayam) - astonishment (astonishment, wonder)

• परमम् (paramam) - supreme, great (supreme, excellent, great)

• गत्वा (gatvā) - having attained (meaning: being filled with) (having gone, having attained)

• प्रैक्षन्त (praikṣanta) - they watched, they observed (they looked on, they beheld)

• कुरवः (kuravaḥ) - the warriors from the Kuru side (the Kurus)

• तदा (tadā) - then (then, at that time)

Words meanings and morphology

अवच्छन्नौ (avacchannau) - covered (with arrows, referring to Arjuna and Kṛṣṇa) (covered, concealed)

(adjective)

Accusative, masculine, dual of avacchanna

avacchanna - covered, concealed

Past Passive Participle

Derived from root √chad (to cover) with prefix 'ava' and suffix 'kta'

Prefix: ava

Root: chad (class 10)

Note: It functions as an adjective modifying 'kṛṣṇau'.

ततः (tataḥ) - then (indicating sequence of events) (then, therefrom, after that)

(indeclinable)

From 'tad' (that) with the suffix 'tas'

कृष्णौ (kṛṣṇau) - Arjuna and Kṛṣṇa (both were of dark complexion, or Arjuna was called Kṛṣṇa due to his lineage) (the two Kṛṣṇas (Arjuna and Kṛṣṇa))

(proper noun)

Accusative, masculine, dual of kṛṣṇa

kṛṣṇa - Kṛṣṇa (proper name); black, dark

Note: Refers to Arjuna and Vāsudeva Kṛṣṇa.

दृष्ट्वा (dṛṣṭvā) - having seen

(indeclinable)

Absolutive (Gerund)

Derived from root √dṛś (to see) with suffix 'ktvā'

Root: dṛś (class 1)

तत्र (tatra) - there (on the battlefield) (there, in that place)

(indeclinable)

From 'tad' (that) with the suffix 'tral'

महारथाः (mahārathāḥ) - the prominent warriors present on the battlefield (great chariot-warriors)

(noun)

Nominative, masculine, plural of mahāratha

mahāratha - great charioteer, great warrior

Compound type : karmadhāraya (mahā+ratha)

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

विस्मयम् (vismayam) - astonishment (astonishment, wonder)

(noun)

Accusative, masculine, singular of vismaya

vismaya - astonishment, wonder, surprise

From prefix 'vi' + root 'smi' (to smile, wonder)

Prefix: vi

Root: smi (class 1)

परमम् (paramam) - supreme, great (supreme, excellent, great)

(adjective)

Accusative, masculine, singular of parama

parama - highest, supreme, excellent, utmost

Superlative degree from 'para'

Note: Modifies 'vismayam'.

गत्वा (gatvā) - having attained (meaning: being filled with) (having gone, having attained)

(indeclinable)

Absolutive (Gerund)

Derived from root √gam (to go) with suffix 'ktvā'

Root: gam (class 1)

Note: Used here idiomatically with 'vismayam' to mean 'to experience' or 'to be filled with'.

प्रैक्षन्त (praikṣanta) - they watched, they observed (they looked on, they beheld)

(verb)

3rd person , plural, middle, imperfect (laṅ) of praikṣanta

Imperfect

Imperfect 3rd plural middle of root √īkṣ (to see) with prefix 'pra'

Prefix: pra

Root: īkṣ (class 1)

कुरवः (kuravaḥ) - the warriors from the Kuru side (the Kurus)

(proper noun)

Nominative, masculine, plural of kuru

kuru - a member of the Kuru dynasty; the Kuru people

तदा (tadā) - then (then, at that time)

(indeclinable)

From 'tad' (that) with the suffix 'dā'