महाभारतः mahābhārataḥ - book-12, chapter-309, verse-3

धर्मं पुत्र निषेवस्व सुतीक्ष्णौ हि हिमातपौ ।
क्षुत्पिपासे च वायुं च जय नित्यं जितेन्द्रियः ॥३॥

3. dharmaṁ putra niṣevasva sutīkṣṇau hi himātapau ,
kṣutpipāse ca vāyuṁ ca jaya nityaṁ jitendriyaḥ.

3. dharmam putra niṣevasva sutīkṣṇau hi himātapau
kṣutpipāse ca vāyum ca jaya nityam jitendriyaḥ

3. putra nityam jitendriyaḥ dharmam niṣevasva hi
sutīkṣṇau himātapau kṣutpipāse ca vāyum ca jaya

3. My son, always cultivate righteous conduct (dharma). Indeed, conquer the extremely intense cold and heat, hunger and thirst, and the wind, always with your senses fully controlled.

Words meanings summery:

• धर्मम् (dharmam) - righteous conduct (dharma) (duty, righteousness, virtue, natural law)

• पुत्र (putra) - O son (son)

• निषेवस्व (niṣevasva) - cultivate (cultivate, practice, serve, follow)

• सुतीक्ष्णौ (sutīkṣṇau) - extremely intense (very sharp, very intense)

• हि (hi) - indeed (indeed, surely, for)

• हिमातपौ (himātapau) - cold and heat

• क्षुत्पिपासे (kṣutpipāse) - hunger and thirst

• च (ca) - and

• वायुम् (vāyum) - wind (wind, air, vital breath)

• च (ca) - and

• जय (jaya) - conquer (conquer, overcome, win)

• नित्यम् (nityam) - always (always, constantly, perpetually)

• जितेन्द्रियः (jitendriyaḥ) - with your senses fully controlled (one who has conquered his senses, self-controlled)

Words meanings and morphology

धर्मम् (dharmam) - righteous conduct (dharma) (duty, righteousness, virtue, natural law)

(noun)

Accusative, masculine, singular of dharma

dharma - righteousness, duty, virtue, natural law, intrinsic nature, constitution

Root: dhṛ (class 3)

पुत्र (putra) - O son (son)

(noun)

Vocative, masculine, singular of putra

putra - son, child

निषेवस्व (niṣevasva) - cultivate (cultivate, practice, serve, follow)

(verb)

2nd person , singular, middle, imperative (loṭ) of sev

Imperative, 2nd person, singular, Middle Voice

Prefix: ni

Root: sev (class 1)

सुतीक्ष्णौ (sutīkṣṇau) - extremely intense (very sharp, very intense)

(adjective)

Accusative, masculine, dual of sutīkṣṇa

sutīkṣṇa - very sharp, very keen, very intense

Compound type : karmadhāraya (su+tīkṣṇa)

• su – good, well, very
  indeclinable
• tīkṣṇa – sharp, keen, hot, intense
  adjective (masculine)

Note: Modifies himātapau, which is accusative dual.

हि (hi) - indeed (indeed, surely, for)

(indeclinable)

Note: Emphatic particle.

हिमातपौ (himātapau) - cold and heat

(noun)

Accusative, masculine, dual of himātapa

himātapa - cold and heat

Compound type : dvandva (hima+ātapa)

• hima – cold, snow, frost
  noun (masculine)
• ātapa – sunshine, heat
  noun (masculine)

Note: Refers to extremes of weather.

क्षुत्पिपासे (kṣutpipāse) - hunger and thirst

(noun)

Accusative, feminine, dual of kṣutpipāsā

kṣutpipāsā - hunger and thirst

Compound type : dvandva (kṣudh+pipāsā)

• kṣudh – hunger
  noun (feminine)
• pipāsā – thirst, desire to drink
  noun (feminine)
  desiderative from root pā 'to drink'
  Root: pā (class 1)

Note: Compound of kṣudh (hunger) and pipāsā (thirst).

च (ca) - and

(indeclinable)

Note: Conjunction.

वायुम् (vāyum) - wind (wind, air, vital breath)

(noun)

Accusative, masculine, singular of vāyu

vāyu - wind, air, vital breath

Root: vā (class 2)

Note: Refers to atmospheric elements or physical discomfort from wind.

च (ca) - and

(indeclinable)

Note: Conjunction.

जय (jaya) - conquer (conquer, overcome, win)

(verb)

2nd person , singular, active, imperative (loṭ) of ji

Imperative, 2nd person, singular, Active Voice

Root: ji (class 1)

नित्यम् (nityam) - always (always, constantly, perpetually)

(indeclinable)

Note: Adverbial accusative.

जितेन्द्रियः (jitendriyaḥ) - with your senses fully controlled (one who has conquered his senses, self-controlled)

(adjective)

Nominative, masculine, singular of jitendriya

jitendriya - one who has conquered his senses, self-controlled

Compound type : bahuvrihi (jita+indriya)

• jita – conquered, subdued
  adjective (masculine)
  Past Passive Participle
  From root ji (to conquer)
  Root: ji (class 1)
• indriya – sense, faculty
  noun (neuter)

Note: In agreement with implied "you" (putra).