महाभारतः mahābhārataḥ - book-6, chapter-111, verse-18

अभिद्रवत युध्यध्वं भीष्मं जयत संयुगे ।
रक्षिताः सत्यसंधेन जिष्णुना रिपुजिष्णुना ॥१८॥

18. abhidravata yudhyadhvaṁ bhīṣmaṁ jayata saṁyuge ,
rakṣitāḥ satyasaṁdhena jiṣṇunā ripujiṣṇunā.

18. abhidravata yudhyadhvam bhīṣmam jayata saṃyuge
rakṣitāḥ satyasaṃdhena jiṣṇunā ripujiṣṇunā

18. saṃyuge bhīṣmam abhidravata,
yudhyadhvam,
jayata! (yūyam) satyasaṃdhena jiṣṇunā ripujiṣṇunā rakṣitāḥ (stha).

18. Attack! Fight! Conquer Bhīṣma in battle! You are protected by the truthful (satyasaṃdha) and victorious (jiṣṇu) Arjuna, the vanquisher of foes (ripujiṣṇu).

Words meanings summery:

• अभिद्रवत (abhidravata) - attack!, rush forth!, charge!

• युध्यध्वम् (yudhyadhvam) - fight!, wage war!

• भीष्मम् (bhīṣmam) - Bhīṣma

• जयत (jayata) - conquer!, be victorious!

• संयुगे (saṁyuge) - in battle, in combat

• रक्षिताः (rakṣitāḥ) - protected (you are)

• सत्यसंधेन (satyasaṁdhena) - by Arjuna, who is true to his promises (by the one whose vows are true, by the truthful)

• जिष्णुना (jiṣṇunā) - by the victorious one, by Arjuna

• रिपुजिष्णुना (ripujiṣṇunā) - by Arjuna, who defeats enemies (by the conqueror of foes, by the victor over enemies)

Words meanings and morphology

अभिद्रवत (abhidravata) - attack!, rush forth!, charge!

(verb)

2nd person , plural, active, Imperative (Lot) of abhidru

Compound verb formed with prefix 'abhi-' and root 'dru' (to run)

Prefix: abhi

Root: dru (class 1)

युध्यध्वम् (yudhyadhvam) - fight!, wage war!

(verb)

2nd person , plural, middle, Imperative (Lot) of yudh

Root: yudh (class 4)

भीष्मम् (bhīṣmam) - Bhīṣma

(proper noun)

Accusative, masculine, singular of bhīṣma

bhīṣma - Bhīṣma

जयत (jayata) - conquer!, be victorious!

(verb)

2nd person , plural, active, Imperative (Lot) of ji

Root: ji (class 1)

संयुगे (saṁyuge) - in battle, in combat

(noun)

Locative, masculine, singular of saṃyuga

saṁyuga - battle, combat, encounter, war

रक्षिताः (rakṣitāḥ) - protected (you are)

(adjective)

Nominative, masculine, plural of rakṣita

rakṣita - protected, guarded, preserved, defended

Past Passive Participle

Derived from the root 'rakṣ' (to protect, to guard)

Root: rakṣ (class 1)

Note: Implies an understood 'you (plural) are protected'.

सत्यसंधेन (satyasaṁdhena) - by Arjuna, who is true to his promises (by the one whose vows are true, by the truthful)

(adjective)

Instrumental, masculine, singular of satyasaṃdha

satyasaṁdha - having true vows, truthful, faithful to promises

Compound type : Bahuvrīhi (satya+saṃdha)

• satya – truth, real, actual, sincere
  noun (neuter)
• saṃdha – vow, promise, compact, agreement
  noun (masculine)
  Derived from root dhā with prefix sam-
  Prefix: sam
  Root: dhā (class 3)

Note: Qualifies Arjuna (jiṣṇunā).

जिष्णुना (jiṣṇunā) - by the victorious one, by Arjuna

(proper noun)

Instrumental, masculine, singular of jiṣṇu

jiṣṇu - victorious, conquering, an epithet of Arjuna and Indra

Derived from the root 'ji' (to conquer)

Root: ji (class 1)

Note: Refers to Arjuna.

रिपुजिष्णुना (ripujiṣṇunā) - by Arjuna, who defeats enemies (by the conqueror of foes, by the victor over enemies)

(adjective)

Instrumental, masculine, singular of ripujiṣṇu

ripujiṣṇu - conqueror of enemies

Compound type : Tatpuruṣa (ripu+jiṣṇu)

• ripu – enemy, foe, adversary
  noun (masculine)
• jiṣṇu – victorious, conquering
  adjective (masculine)
  Derived from the root 'ji' (to conquer)
  Root: ji (class 1)

Note: Qualifies Arjuna (jiṣṇunā).