महाभारतः mahābhārataḥ - book-6, chapter-104, verse-5

चक्ररक्षौ ततस्तस्य भीमसेनधनंजयौ ।
पृष्ठतो द्रौपदेयाश्च सौभद्रश्चैव वीर्यवान् ॥५॥

5. cakrarakṣau tatastasya bhīmasenadhanaṁjayau ,
pṛṣṭhato draupadeyāśca saubhadraścaiva vīryavān.

5. cakrarakṣau tataḥ tasya bhīmasenadhanaṃjayau
pṛṣṭhataḥ draupadeyāḥ ca saubhadraḥ ca eva vīryavān

5. tataḥ tasya cakrarakṣau bhīmasenadhanaṃjayau (āstām)
pṛṣṭhataḥ draupadeyāḥ ca vīryavān saubhadraḥ ca eva (āsan)

5. Then, Bhīmasena and Dhanaṃjaya became the protectors of his (Śikhaṇḍin's) flanks, and behind them were the sons of Draupadī, and also the valiant son of Subhadrā.

Words meanings summery:

• चक्ररक्षौ (cakrarakṣau) - protectors of the flanks/wheels (dual)

• ततः (tataḥ) - then, thereafter

• तस्य (tasya) - of him (Śikhaṇḍin) (his, of him)

• भीमसेनधनंजयौ (bhīmasenadhanaṁjayau) - Bhīmasena (Bhīma) and Dhanaṃjaya (Arjuna) (Bhīmasena and Dhanaṃjaya)

• पृष्ठतः (pṛṣṭhataḥ) - from behind, behind, at the back

• द्रौपदेयाः (draupadeyāḥ) - the sons of Draupadī

• च (ca) - and

• सौभद्रः (saubhadraḥ) - Saubhadra (Abhimanyu, son of Subhadrā) (Saubhadra)

• च (ca) - and

• एव (eva) - indeed, certainly, also

• वीर्यवान् (vīryavān) - valiant, powerful, heroic

Words meanings and morphology

चक्ररक्षौ (cakrarakṣau) - protectors of the flanks/wheels (dual)

(noun)

Nominative, masculine, dual of cakrarakṣa

cakrarakṣa - protector of the flanks (of an army), wheel-guard

Compound type : Tatpuruṣa (cakra+rakṣa)

• cakra – wheel, disk; flank (of an army)
  noun (neuter)
• rakṣa – protector, guardian
  noun (masculine)
  Derived from root rakṣ- 'to protect'.
  Root: rakṣ (class 1)

ततः (tataḥ) - then, thereafter

(indeclinable)

तस्य (tasya) - of him (Śikhaṇḍin) (his, of him)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he/she/it

भीमसेनधनंजयौ (bhīmasenadhanaṁjayau) - Bhīmasena (Bhīma) and Dhanaṃjaya (Arjuna) (Bhīmasena and Dhanaṃjaya)

(proper noun)

Nominative, masculine, dual of bhīmasenadhanaṃjaya

bhīmasenadhanaṁjaya - Bhīmasena and Dhanaṃjaya

Compound type : Dvaṃdva (bhīmasena+dhanaṃjaya)

• bhīmasena – Bhīmasena (Bhīma), name of the second Pāṇḍava brother
  proper noun (masculine)
• dhanaṃjaya – Dhanaṃjaya (Arjuna), conqueror of wealth
  proper noun (masculine)
  Compound 'dhana' (wealth) + 'jaya' (conquest), an epithet for Arjuna.
  Root: ji (class 1)

पृष्ठतः (pṛṣṭhataḥ) - from behind, behind, at the back

(indeclinable)

From pṛṣṭha 'back' with adverbial suffix -tas.

द्रौपदेयाः (draupadeyāḥ) - the sons of Draupadī

(proper noun)

Nominative, masculine, plural of draupadeya

draupadeya - son of Draupadī

Patronymic from Draupadī.

च (ca) - and

(indeclinable)

सौभद्रः (saubhadraḥ) - Saubhadra (Abhimanyu, son of Subhadrā) (Saubhadra)

(proper noun)

Nominative, masculine, singular of saubhadra

saubhadra - son of Subhadrā (Abhimanyu)

Patronymic from Subhadrā.

च (ca) - and

(indeclinable)

एव (eva) - indeed, certainly, also

(indeclinable)

वीर्यवान् (vīryavān) - valiant, powerful, heroic

(adjective)

Nominative, masculine, singular of vīryavat

vīryavat - valiant, powerful, heroic, endowed with valor

Possessive suffix -vat applied to vīrya 'valor, heroism'.

Note: Agrees with 'saubhadraḥ'.