महाभारतः mahābhārataḥ - book-1, chapter-11, verse-12

अहिंसा परमो धर्मः सर्वप्राणभृतां स्मृतः ।
तस्मात्प्राणभृतः सर्वान्न हिंस्याद्ब्राह्मणः क्वचित् ॥१२॥

12. ahiṁsā paramo dharmaḥ sarvaprāṇabhṛtāṁ smṛtaḥ ,
tasmātprāṇabhṛtaḥ sarvānna hiṁsyādbrāhmaṇaḥ kvacit.

12. ahiṃsā paramaḥ dharmaḥ sarvaprāṇabhṛtām smṛtaḥ tasmāt
prāṇabhṛtaḥ sarvān na hiṃsyāt brāhmaṇaḥ kvacit

12. Non-violence is considered the supreme duty for all living beings. Therefore, a Brāhmaṇa should never harm any living creature.

Words meanings summery:

• अहिंसा (ahiṁsā) - the ethical principle of abstaining from harming any creature (non-violence, non-harming)

• परमः (paramaḥ) - the most important or primary (supreme, highest, excellent)

• धर्मः (dharmaḥ) - the primary ethical and moral duty (duty, righteousness, virtue, law)

• सर्वप्राणभृताम् (sarvaprāṇabhṛtām) - for all creatures that sustain life (of all living beings)

• स्मृतः (smṛtaḥ) - established as such by tradition or sacred texts (remembered, declared, considered)

• तस्मात् (tasmāt) - as a consequence of the preceding statement (therefore, from that)

• प्राणभृतः (prāṇabhṛtaḥ) - all creatures possessing life (living beings)

• सर्वान् (sarvān) - encompassing all types of living beings (all, every)

• न (na) - negation of the action of harming (not, no)

• हिंस्यात् (hiṁsyāt) - a Brāhmaṇa should not cause injury (one should harm)

• ब्राह्मणः (brāhmaṇaḥ) - specifically referring to a person of the priestly varṇa (a Brāhmaṇa, a member of the priestly class)

• क्वचित् (kvacit) - emphasizing the absolute prohibition (ever, at any time, in any way, anywhere)

Words meanings and morphology

अहिंसा (ahiṁsā) - the ethical principle of abstaining from harming any creature (non-violence, non-harming)

(noun)

Nominative, feminine, singular of ahiṃsā

ahiṁsā - non-harming, non-violence, abstinence from injury

action noun

from a- (not) + √hiṃs (to harm)

Compound type : nañ-tatpuruṣa (na+hiṃsā)

• na – not, no
  indeclinable
• hiṃsā – harming, injury, violence
  noun (feminine)
  action noun
  from √hiṃs (to harm)
  Root: hiṃs (class 7)

परमः (paramaḥ) - the most important or primary (supreme, highest, excellent)

(adjective)

Nominative, masculine, singular of parama

parama - highest, chief, principal, supreme, excellent

धर्मः (dharmaḥ) - the primary ethical and moral duty (duty, righteousness, virtue, law)

(noun)

Nominative, masculine, singular of dharma

dharma - duty, righteousness, law, virtue, custom, religion

action noun

from √dhṛ (to hold, support)

Root: dhṛ (class 1)

सर्वप्राणभृताम् (sarvaprāṇabhṛtām) - for all creatures that sustain life (of all living beings)

(noun)

Genitive, masculine, plural of sarvaprāṇabhṛt

sarvaprāṇabhṛt - all living beings, all creatures

Compound type : karmadhāraya (sarva+prāṇabhṛt)

• sarva – all, every, whole
  adjective (masculine)
• prāṇabhṛt – living being, creature, one who sustains life
  noun (masculine)
  agent noun
  from prāṇa (life-breath) + √bhṛ (to bear, sustain)

स्मृतः (smṛtaḥ) - established as such by tradition or sacred texts (remembered, declared, considered)

(nominal form)

Nominative, masculine, singular of smṛta

smṛta - remembered, recollected, traditional, declared, considered

past passive participle

from √smṛ (to remember)

Root: smṛ (class 1)

Note: participle functioning as predicate

तस्मात् (tasmāt) - as a consequence of the preceding statement (therefore, from that)

(indeclinable)

Note: used adverbially

प्राणभृतः (prāṇabhṛtaḥ) - all creatures possessing life (living beings)

(noun)

Accusative, masculine, plural of prāṇabhṛt

prāṇabhṛt - living being, creature, one who sustains life

agent noun

from prāṇa (life-breath) + √bhṛ (to bear, sustain)

Compound type : tatpuruṣa (prāṇa+bhṛt)

• prāṇa – breath, life, vital air
  noun (masculine)
• bhṛt – bearing, supporting, sustaining
  adjective (masculine)
  agent noun
  from √bhṛ (to bear, sustain) with kvip suffix
  Root: bhṛ (class 3)

Note: object of hiṃsyāt

सर्वान् (sarvān) - encompassing all types of living beings (all, every)

(adjective)

Accusative, masculine, plural of sarva

sarva - all, every, whole, entire

Note: adjective modifying prāṇabhṛtaḥ

न (na) - negation of the action of harming (not, no)

(indeclinable)

हिंस्यात् (hiṁsyāt) - a Brāhmaṇa should not cause injury (one should harm)

(verb)

3rd person , singular, active, optative (vidhiliṅ) of hiṃs

Root: hiṃs (class 7)

ब्राह्मणः (brāhmaṇaḥ) - specifically referring to a person of the priestly varṇa (a Brāhmaṇa, a member of the priestly class)

(noun)

Nominative, masculine, singular of brāhmaṇa

brāhmaṇa - a Brāhmaṇa, relating to Brahman or the Vedas, priestly

Note: subject of hiṃsyāt

क्वचित् (kvacit) - emphasizing the absolute prohibition (ever, at any time, in any way, anywhere)

(indeclinable)