महाभारतः mahābhārataḥ - book-7, chapter-102, verse-22

कामं त्वशोचनीयौ तौ रणे सात्वतफल्गुनौ ।
रक्षितौ वासुदेवेन स्वयं चास्त्रविशारदौ ॥२२॥

22. kāmaṁ tvaśocanīyau tau raṇe sātvataphalgunau ,
rakṣitau vāsudevena svayaṁ cāstraviśāradau.

22. kāmam tu aśocanīyau tau raṇe sātvataphālgunau
rakṣitau vāsudevena svayam ca astra-viśāradau

22. tu,
tau sātvataphālgunau raṇe kāmam aśocanīyau.
vāsudevena rakṣitau ca svayam astra-viśāradau.

22. However, those two, Satyaki and Arjuna, are certainly not to be grieved for in battle. They are protected by Vasudeva (Kṛṣṇa) and are themselves skilled in weaponry.

Words meanings summery:

• कामम् (kāmam) - certainly, indeed, willingly

• तु (tu) - but, however, on the other hand

• अशोचनीयौ (aśocanīyau) - not to be grieved for, not lamentable

• तौ (tau) - those two

• रणे (raṇe) - in battle, in war

• सात्वतफाल्गुनौ (sātvataphālgunau) - Satyaki and Arjuna

• रक्षितौ (rakṣitau) - protected, guarded

• वासुदेवेन (vāsudevena) - by Vasudeva, by Krishna

• स्वयम् (svayam) - oneself, by oneself, personally

• च (ca) - and, also, moreover

• अस्त्र-विशारदौ (astra-viśāradau) - skilled in weapons, expert in archery

Words meanings and morphology

कामम् (kāmam) - certainly, indeed, willingly

(indeclinable)

तु (tu) - but, however, on the other hand

(indeclinable)

अशोचनीयौ (aśocanīyau) - not to be grieved for, not lamentable

(adjective)

Nominative, masculine, dual of aśocanīya

aśocanīya - not to be grieved for, not lamentable, not pitiable

Gerundive

Compound type : nañ-tatpuruṣa (a+śocanīya)

• a – not, un-, without
  indeclinable
• śocanīya – to be grieved for, lamentable, pitiable
  adjective (masculine)
  Gerundive
  Formed from root śuc with suffix -anīya
  Root: śuc (class 1)

तौ (tau) - those two

(pronoun)

Nominative, masculine, dual of tad

tad - that, those

रणे (raṇe) - in battle, in war

(noun)

Locative, masculine, singular of raṇa

raṇa - battle, fight, war

सात्वतफाल्गुनौ (sātvataphālgunau) - Satyaki and Arjuna

(proper noun)

Nominative, masculine, dual of sātvataphālguna

sātvataphālguna - Satyaki and Arjuna

Compound type : dvandva (sātvata+phālguna)

• sātvata – Satyaki (name of a Vrishni warrior)
  proper noun (masculine)
• phālguna – Arjuna (name of a Pandava prince)
  proper noun (masculine)

रक्षितौ (rakṣitau) - protected, guarded

(adjective)

Nominative, masculine, dual of rakṣita

rakṣita - protected, guarded, preserved

Past Passive Participle

Formed from root rakṣ with suffix -ta

Root: rakṣ (class 1)

वासुदेवेन (vāsudevena) - by Vasudeva, by Krishna

(proper noun)

Instrumental, masculine, singular of vāsudeva

vāsudeva - son of Vasudeva, Krishna

Derived from Vasudeva (father's name)

स्वयम् (svayam) - oneself, by oneself, personally

(indeclinable)

च (ca) - and, also, moreover

(indeclinable)

अस्त्र-विशारदौ (astra-viśāradau) - skilled in weapons, expert in archery

(adjective)

Nominative, masculine, dual of astra-viśārada

astra-viśārada - skilled in weapons, expert in the use of arms

Compound type : saptamī-tatpuruṣa (astra+viśārada)

• astra – weapon, missile, arrow
  noun (neuter)
• viśārada – skilled, expert, proficient
  adjective (masculine)