महाभारतः mahābhārataḥ - book-6, chapter-79, verse-4

संजय उवाच ।
यथाशक्ति यथोत्साहं युद्धे चेष्टन्ति तावकाः ।
दर्शयानाः परं शक्त्या पौरुषं पुरुषर्षभ ॥४॥

4. saṁjaya uvāca ,
yathāśakti yathotsāhaṁ yuddhe ceṣṭanti tāvakāḥ ,
darśayānāḥ paraṁ śaktyā pauruṣaṁ puruṣarṣabha.

4. Sanjayaḥ uvāca yathāśakti yathā utsāhaṃ yuddhe ceṣṭanti
tāvakāḥ darśayānāḥ paraṃ śaktyā pauruṣaṃ puruṣarṣabha

4. Sanjayaḥ uvāca puruṣarṣabha tāvakāḥ yathāśakti yathā
utsāhaṃ yuddhe ceṣṭanti paraṃ śaktyā pauruṣaṃ darśayānāḥ

4. Sañjaya said: Your warriors, O best among men (puruṣarṣabha), strive in battle according to their strength (yathāśakti) and enthusiasm (yathotsāhaṃ), displaying supreme valor (pauruṣaṃ) with their power (śakti).

Words meanings summery:

• सन्जयः (sanjayaḥ) - The charioteer and advisor to Dhṛtarāṣṭra, narrating the events of the war. (Sañjaya)

• उवाच (uvāca) - said, spoke

• यथाशक्ति (yathāśakti) - according to one's power/strength, to the best of one's ability

• यथा (yathā) - according to, as per

• उत्साहं (utsāhaṁ) - enthusiasm, energy, effort

• युद्धे (yuddhe) - in battle, in war

• चेष्टन्ति (ceṣṭanti) - they strive, they exert themselves, they endeavor

• तावकाः (tāvakāḥ) - The warriors fighting on Dhṛtarāṣṭra's side. (your men, your sons (Kauravas))

• दर्शयानाः (darśayānāḥ) - displaying, showing, exhibiting

• परं (paraṁ) - supreme, excellent, great, highest

• शक्त्या (śaktyā) - by power, with might, with energy

• पौरुषं (pauruṣaṁ) - manliness, valor, heroism, human effort

• पुरुषर्षभ (puruṣarṣabha) - Addressing Dhṛtarāṣṭra. (O best among men, O foremost of men)

Words meanings and morphology

सन्जयः (sanjayaḥ) - The charioteer and advisor to Dhṛtarāṣṭra, narrating the events of the war. (Sañjaya)

(proper noun)

Nominative, masculine, singular of Sanjaya

Sanjaya - Name of Vyasa's disciple and Dhritarashtra's charioteer.

Prefix: sam

Root: ji (class 1)

उवाच (uvāca) - said, spoke

(verb)

3rd person , singular, active, perfect (lit) of vac

Perfect Active

Irregular perfect form from root vac.

Root: vac (class 2)

यथाशक्ति (yathāśakti) - according to one's power/strength, to the best of one's ability

(indeclinable)

Compound type : avyayībhāva (yathā+śakti)

• yathā – as, according to, just as
  indeclinable
• śakti – power, strength, energy, capability, creative power (śakti)
  noun (feminine)
  Root: śak (class 5)

यथा (yathā) - according to, as per

(indeclinable)

उत्साहं (utsāhaṁ) - enthusiasm, energy, effort

(noun)

Accusative, masculine, singular of utsāha

utsāha - enthusiasm, energy, effort, determination

Prefixes: ut+sa

Root: han (class 2)

युद्धे (yuddhe) - in battle, in war

(noun)

Locative, neuter, singular of yuddha

yuddha - battle, war, fight

Root: yudh (class 4)

चेष्टन्ति (ceṣṭanti) - they strive, they exert themselves, they endeavor

(verb)

3rd person , plural, active, present (lat) of ceṣṭ

Present Active

Root: ceṣṭ (class 1)

तावकाः (tāvakāḥ) - The warriors fighting on Dhṛtarāṣṭra's side. (your men, your sons (Kauravas))

(pronoun)

Nominative, masculine, plural of tāvaka

tāvaka - yours, relating to you, your men

tāvaka is derived from tvad (you).

दर्शयानाः (darśayānāḥ) - displaying, showing, exhibiting

(participle)

Nominative, masculine, plural of darśayat

darśayat - causing to see, showing, displaying

Present Middle Participle (Causal)

Causal stem darśaya- + śānac suffix.

Root: dṛś (class 1)

परं (paraṁ) - supreme, excellent, great, highest

(adjective)

Accusative, neuter, singular of para

para - other, subsequent, supreme, highest

शक्त्या (śaktyā) - by power, with might, with energy

(noun)

Instrumental, feminine, singular of śakti

śakti - power, strength, energy, capability, creative power (śakti)

Root: śak (class 5)

पौरुषं (pauruṣaṁ) - manliness, valor, heroism, human effort

(noun)

Accusative, neuter, singular of pauruṣa

pauruṣa - manliness, valor, heroism, human effort, pertaining to a man (puruṣa)

Derived from puruṣa with aṇ suffix.

पुरुषर्षभ (puruṣarṣabha) - Addressing Dhṛtarāṣṭra. (O best among men, O foremost of men)

(noun)

Vocative, masculine, singular of puruṣarṣabha

puruṣarṣabha - bull among men, best among men

Compound type : tatpuruṣa (puruṣa+ṛṣabha)

• puruṣa – man, person, cosmic person (puruṣa)
  noun (masculine)
• ṛṣabha – bull, chief, excellent one
  noun (masculine)