महाभारतः mahābhārataḥ - book-3, chapter-159, verse-3

धृतिमान्देशकालज्ञः सर्वधर्मविधानवित् ।
क्षत्रियः क्षत्रियश्रेष्ठ पृथिवीमनुशास्ति वै ॥३॥

3. dhṛtimāndeśakālajñaḥ sarvadharmavidhānavit ,
kṣatriyaḥ kṣatriyaśreṣṭha pṛthivīmanuśāsti vai.

3. dhṛtimān deśakālajñaḥ sarvadharmavidhānavit
kṣatriyaḥ kṣatriyaśreṣṭha pṛthivīm anuśāsti vai

3. O best among warriors, a steadfast warrior who understands the appropriate place and time, and knows all the principles (dharma) and ordinances, truly governs the earth.

Words meanings summery:

• धृतिमान् (dhṛtimān) - steadfast, firm, resolute, courageous

• देशकालज्ञः (deśakālajñaḥ) - one who knows time and place, discerning of circumstances

• सर्वधर्मविधानवित् (sarvadharmavidhānavit) - one who knows all principles and ordinances

• क्षत्रियः (kṣatriyaḥ) - warrior, member of the kṣatriya caste

• क्षत्रियश्रेष्ठ (kṣatriyaśreṣṭha) - O best of warriors

• पृथिवीम् (pṛthivīm) - the earth

• अनुशास्ति (anuśāsti) - governs, rules, directs

• वै (vai) - indeed, truly, certainly

Words meanings and morphology

धृतिमान् (dhṛtimān) - steadfast, firm, resolute, courageous

(adjective)

Nominative, masculine, singular of dhṛtimat

dhṛtimat - possessing firmness, resolute, courageous

देशकालज्ञः (deśakālajñaḥ) - one who knows time and place, discerning of circumstances

(adjective)

Nominative, masculine, singular of deśakālajña

deśakālajña - knower of place and time

Compound type : tatpurusha (deśa+kāla+jña)

• deśa – place, region, country
  noun (masculine)
• kāla – time, season, proper time
  noun (masculine)
• jña – knower, understanding
  adjective (masculine)
  Root: jñā (class 9)

सर्वधर्मविधानवित् (sarvadharmavidhānavit) - one who knows all principles and ordinances

(adjective)

Nominative, masculine, singular of sarvadharmavidhānavit

sarvadharmavidhānavit - knower of all principles (dharma) and ordinances

Compound type : tatpurusha (sarva+dharma+vidhāna+vit)

• sarva – all, every, whole
  pronoun (masculine)
• dharma – constitution, natural law, intrinsic nature, duty, righteousness, virtue, principle
  noun (masculine)
• vidhāna – ordinance, rule, arrangement, disposition, creation
  noun (neuter)
• vit – knower, understanding
  adjective (masculine)
  Root: vid (class 2)

क्षत्रियः (kṣatriyaḥ) - warrior, member of the kṣatriya caste

(noun)

Nominative, masculine, singular of kṣatriya

kṣatriya - warrior, member of the kṣatriya caste

क्षत्रियश्रेष्ठ (kṣatriyaśreṣṭha) - O best of warriors

(noun)

Vocative, masculine, singular of kṣatriyaśreṣṭha

kṣatriyaśreṣṭha - best among kṣatriyas

Compound type : tatpurusha (kṣatriya+śreṣṭha)

• kṣatriya – warrior, member of the kṣatriya caste
  noun (masculine)
• śreṣṭha – best, most excellent, chief
  adjective (masculine)

पृथिवीम् (pṛthivīm) - the earth

(noun)

Accusative, feminine, singular of pṛthivī

pṛthivī - earth, world, land

अनुशास्ति (anuśāsti) - governs, rules, directs

(verb)

3rd person , singular, active, present indicative (laṭ) of anuśās

Prefix: anu

Root: śās (class 2)

वै (vai) - indeed, truly, certainly

(indeclinable)