महाभारतः mahābhārataḥ - book-7, chapter-52, verse-27

तस्माद्युध्यस्व मा भैस्त्वं स्वधर्ममनुपालय ।
पितृपैतामहं मार्गमनुयाहि नराधिप ॥२७॥

27. tasmādyudhyasva mā bhaistvaṁ svadharmamanupālaya ,
pitṛpaitāmahaṁ mārgamanuyāhi narādhipa.

27. tasmāt yudhyasva mā bhaiḥ tvam svadharmam
anupālaya pitṛpaitāmaham mārgam anuyāhi narādhipa

27. tasmāt tvam yudhyasva mā bhaiḥ svadharmam
anupālaya narādhipa pitṛpaitāmaham mārgam anuyāhi

27. Therefore, fight! Do not be afraid! Uphold your own intrinsic nature (svadharma)! Follow the ancestral path, O king (narādhipa)!

Words meanings summery:

• तस्मात् (tasmāt) - therefore, from that

• युध्यस्व (yudhyasva) - fight! engage in battle!

• मा (mā) - do not

• भैः (bhaiḥ) - be afraid! (prohibitive aorist)

• त्वम् (tvam) - you

• स्वधर्मम् (svadharmam) - one's own duty as a warrior/king (one's own intrinsic nature/duty)

• अनुपालय (anupālaya) - uphold, protect, follow, observe!

• पितृपैतामहम् (pitṛpaitāmaham) - the traditional path of his ancestors (ancestral, inherited from father and grandfather)

• मार्गम् (mārgam) - the traditional way of life/duty (path, way)

• अनुयाहि (anuyāhi) - follow! go after!

• नराधिप (narādhipa) - O king! O ruler of men!

Words meanings and morphology

तस्मात् (tasmāt) - therefore, from that

(pronoun)

Ablative, singular of tad

tad - that, he, she, it

Note: Used as an indeclinable 'therefore'.

युध्यस्व (yudhyasva) - fight! engage in battle!

(verb)

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

Root: yudh (class 4)

Note: Middle voice imperative.

मा (mā) - do not

(indeclinable)

Note: Used with aorist/imperative for prohibition.

भैः (bhaiḥ) - be afraid! (prohibitive aorist)

(verb)

2nd person , singular, active, aorist (luṅ) of bhī

Root: bhī (class 3)

Note: Prohibitive aorist, used with `mā` for 'do not fear'.

त्वम् (tvam) - you

(pronoun)

Nominative, singular of yuṣmad

yuṣmad - you

स्वधर्मम् (svadharmam) - one's own duty as a warrior/king (one's own intrinsic nature/duty)

(noun)

Accusative, masculine, singular of svadharma

svadharma - one's own intrinsic nature (dharma), one's own duty, self-constitution

Compound type : tatpuruṣa (sva+dharma)

• sva – own, self
  adjective (masculine)
• dharma – constitution, natural law, intrinsic nature, duty, righteousness, virtue
  noun (masculine)
  Root: dhṛ (class 1)

अनुपालय (anupālaya) - uphold, protect, follow, observe!

(verb)

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

Prefix: anu

Root: pāl (class 1)

पितृपैतामहम् (pitṛpaitāmaham) - the traditional path of his ancestors (ancestral, inherited from father and grandfather)

(adjective)

Accusative, masculine, singular of pitṛpaitāmaha

pitṛpaitāmaha - ancestral, pertaining to father and grandfather

Compound type : dvandva-tatpuruṣa like structure or derived adjective (pitṛ+paitāmaha)

• pitṛ – father
  noun (masculine)
• paitāmaha – ancestral, related to the paternal grandfather
  adjective (masculine)
  Derived from pitāmaha (grandfather)

Note: Qualifies `mārgam`.

मार्गम् (mārgam) - the traditional way of life/duty (path, way)

(noun)

Accusative, masculine, singular of mārga

mārga - path, way, road, course

Root: mṛg (class 10)

अनुयाहि (anuyāhi) - follow! go after!

(verb)

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

Prefix: anu

Root: yā (class 2)

नराधिप (narādhipa) - O king! O ruler of men!

(noun)

Vocative, masculine, singular of narādhipa

narādhipa - king, ruler of men

Compound type : tatpuruṣa (nara+adhipa)

• nara – man, human being
  noun (masculine)
• adhipa – lord, ruler, master
  noun (masculine)
  Prefix: adhi
  Root: pā (class 2)