महाभारतः mahābhārataḥ - book-12, chapter-78, verse-14

ब्राह्मणान्परिरक्षन्ति संग्रामेष्वपलायिनः ।
क्षत्रिया मे स्वकर्मस्था मामकान्तरमाविशः ॥१४॥

14. brāhmaṇānparirakṣanti saṁgrāmeṣvapalāyinaḥ ,
kṣatriyā me svakarmasthā māmakāntaramāviśaḥ.

14. brāhmaṇān parirakṣanti saṃgrāmeṣu apalāyinaḥ
kṣatriyāḥ me svakarmasthāḥ māmakāntaram āviśaḥ

14. apalāyinaḥ saṃgrāmeṣu brāhmaṇān parirakṣanti
me svakarmasthāḥ kṣatriyāḥ māmakāntaram āviśaḥ

14. Kshatriyas (kṣatriyāḥ) who do not flee in battles protect Brahmins. These Kshatriyas, steadfast in their own duties (svakarma), enter into my inner being.

Words meanings summery:

• ब्राह्मणान् (brāhmaṇān) - Brahmins

• परिरक्षन्ति (parirakṣanti) - they protect, they guard completely

• संग्रामेषु (saṁgrāmeṣu) - in battles, in conflicts

• अपलायिनः (apalāyinaḥ) - those who do not flee, not fleeing

• क्षत्रियाः (kṣatriyāḥ) - Kshatriyas, members of the warrior class

• मे (me) - my, of me

• स्वकर्मस्थाः (svakarmasthāḥ) - established in their own duty/action

• मामकान्तरम् (māmakāntaram) - my inner being, my interior

• आविशः (āviśaḥ) - they enter, may they enter

Words meanings and morphology

ब्राह्मणान् (brāhmaṇān) - Brahmins

(noun)

Accusative, masculine, plural of brāhmaṇa

brāhmaṇa - a Brahmin, a member of the priestly class

Root: bṛh

परिरक्षन्ति (parirakṣanti) - they protect, they guard completely

(verb)

3rd person , plural, active, present (laṭ) of parirakṣ

root `rakṣ` (to protect) with prefix `pari` (around, completely)

Prefix: pari

Root: rakṣ (class 1)

संग्रामेषु (saṁgrāmeṣu) - in battles, in conflicts

(noun)

Locative, masculine, plural of saṃgrāma

saṁgrāma - battle, war, conflict

अपलायिनः (apalāyinaḥ) - those who do not flee, not fleeing

(adjective)

Nominative, masculine, plural of apalāyin

apalāyin - not fleeing, not running away, steadfast

From `a` (not) + `palāyin` (fleeing). `palāyin` from `pra-√lā` (to flee).

Compound type : nañ-tatpuruṣa (a+palāyin)

• a – not, non-
  indeclinable
  Negative prefix
• palāyin – fleeing, fugitive
  adjective (masculine)
  Agent noun from `palā` (to flee)
  Derived from `palā-√i` (to go away, to flee)
  Prefix: palā
  Root: i (class 2)

क्षत्रियाः (kṣatriyāḥ) - Kshatriyas, members of the warrior class

(noun)

Nominative, masculine, plural of kṣatriya

kṣatriya - a warrior, a member of the ruling/military class

मे (me) - my, of me

(pronoun)

Genitive, singular of mad

mad - I, me

Note: Enclitic form of `mama`.

स्वकर्मस्थाः (svakarmasthāḥ) - established in their own duty/action

(adjective)

Nominative, masculine, plural of svakarmastha

svakarmastha - standing in one's own duty, performing one's own work

Compound of `sva` (own) + `karma` (duty/action) + `stha` (standing, situated).

Compound type : tatpuruṣa (sva+karma+stha)

• sva – own, one's own
  pronoun
• karma – action, deed, duty (karma)
  noun (neuter)
  From root `kṛ` (to do)
  Root: kṛ (class 8)
• stha – standing, situated, abiding in
  adjective (masculine)
  Derived from `sthā` (to stand)
  Root: sthā (class 1)

मामकान्तरम् (māmakāntaram) - my inner being, my interior

(noun)

Accusative, neuter, singular of māmakāntara

māmakāntara - my inner self, my interior, my abode

Karmadhāraya compound of `māmaka` (my) and `antara` (interior).

Compound type : karmadhāraya (māmaka+antara)

• māmaka – my, mine
  adjective (masculine)
  Derived from `mama` (my)
• antara – interior, inside, heart, difference
  noun (neuter)

आविशः (āviśaḥ) - they enter, may they enter

(verb)

3rd person , plural, active, present/injunctive (laṅ (injunctive sense)) of āviś

Root `viś` (to enter) with prefix `ā` (into).

Prefix: ā

Root: viś (class 6)

Note: The ending `-aḥ` can represent a 3rd plural present form in some contexts, or a 2nd singular imperative. Here, with `kṣatriyāḥ`, 3rd plural is required, possibly reflecting an injunctive or shortened form.