महाभारतः mahābhārataḥ - book-6, chapter-79, verse-7

घटमानान्यथाशक्ति कुर्वाणान्कर्म दुष्करम् ।
न दोषेण कुरुश्रेष्ठ कौरवान्गन्तुमर्हसि ॥७॥

7. ghaṭamānānyathāśakti kurvāṇānkarma duṣkaram ,
na doṣeṇa kuruśreṣṭha kauravāngantumarhasi.

7. ghaṭamānān yathāśakti kurvāṇān karma duṣkaram
na doṣeṇa kuruśreṣṭha kauravān gantum arhasi

7. kuruśreṣṭha yathāśakti ghaṭamānān duṣkaram
karma kurvāṇān kauravān doṣeṇa gantum na arhasi

7. O best of the Kurus (kuruśreṣṭha), you ought not (na arhasi) to attribute fault (doṣeṇa gantum) to the Kauravas (kauravān) who, with all their strength (yathāśakti), are striving (ghaṭamānān) and performing (kurvāṇān) a difficult (duṣkaram) task (karma).

Words meanings summery:

• घटमानान् (ghaṭamānān) - The Kaurava warriors who are fighting. (striving, exerting themselves, being engaged)

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

• कुर्वाणान् (kurvāṇān) - The Kaurava warriors who are performing the difficult task. (performing, doing, making)

• कर्म (karma) - Referring to the difficult task of fighting in battle. (action, deed, work (karma))

• दुष्करम् (duṣkaram) - Modifies karma. (difficult to do, hard to accomplish)

• न (na) - not, no

• दोषेण (doṣeṇa) - by fault, with a defect, with blame

• कुरुश्रेष्ठ (kuruśreṣṭha) - Addressing Dhṛtarāṣṭra. (O best of the Kurus)

• कौरवान् (kauravān) - The sons of Dhṛtarāṣṭra. (the Kauravas)

• गन्तुम् (gantum) - To attribute or impute (blame/fault). (to go, to reach, to attribute, to impute)

• अर्हसि (arhasi) - you ought, you deserve, you are able

Words meanings and morphology

घटमानान् (ghaṭamānān) - The Kaurava warriors who are fighting. (striving, exerting themselves, being engaged)

(participle)

Accusative, masculine, plural of ghaṭamāna

ghaṭamāna - striving, exerting, happening, being engaged

Present Middle Participle

From root ghaṭ with śānac suffix.

Root: ghaṭ (class 1)

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)

कुर्वाणान् (kurvāṇān) - The Kaurava warriors who are performing the difficult task. (performing, doing, making)

(participle)

Accusative, masculine, plural of kurvāṇa

kurvāṇa - doing, making, performing

Present Middle Participle

From root kṛ (class 8) with śānac suffix.

Root: kṛ (class 8)

कर्म (karma) - Referring to the difficult task of fighting in battle. (action, deed, work (karma))

(noun)

Accusative, neuter, singular of karman

karman - action, deed, work, ritual, destiny (karma)

Root: kṛ (class 8)

Note: Can also be nominative singular neuter.

दुष्करम् (duṣkaram) - Modifies karma. (difficult to do, hard to accomplish)

(adjective)

Accusative, neuter, singular of duṣkara

duṣkara - difficult to do, hard to accomplish, arduous

dus (difficult) + kara (doing).

Compound type : prādi tatpuruṣa (dus+kara)

• dus – bad, difficult
  indeclinable
• kara – doing, making, causing
  adjective (neuter)
  kṛt suffix
  Agent noun from kṛ.
  Root: kṛ (class 8)

Note: Modifies 'karma'.

न (na) - not, no

(indeclinable)

दोषेण (doṣeṇa) - by fault, with a defect, with blame

(noun)

Instrumental, masculine, singular of doṣa

doṣa - fault, defect, sin, blame

Root: duṣ (class 4)

कुरुश्रेष्ठ (kuruśreṣṭha) - Addressing Dhṛtarāṣṭra. (O best of the Kurus)

(noun)

Vocative, masculine, singular of kuruśreṣṭha

kuruśreṣṭha - best among the Kurus, foremost of the Kuru clan

Compound type : tatpuruṣa (kuru+śreṣṭha)

• kuru – Kuru (ancestor of Kauravas and Pandavas)
  proper noun (masculine)
• śreṣṭha – best, most excellent
  adjective (masculine)

कौरवान् (kauravān) - The sons of Dhṛtarāṣṭra. (the Kauravas)

(proper noun)

Accusative, masculine, plural of kaurava

kaurava - descendant of Kuru, a Kaurava

गन्तुम् (gantum) - To attribute or impute (blame/fault). (to go, to reach, to attribute, to impute)

(indeclinable)

Infinitive

Infinitive form of root gam.

Root: gam (class 1)

Note: In this context, used with 'doṣeṇa' to mean 'to attribute blame'.

अर्हसि (arhasi) - you ought, you deserve, you are able

(verb)

2nd person , singular, active, present (lat) of arh

Present Active

Root: arh (class 1)