महाभारतः mahābhārataḥ - book-13, chapter-101, verse-18

अमृतं मङ्गलं विद्धि महद्विषममङ्गलम् ।
ओषध्यो ह्यमृतं सर्वं विषं तेजोऽग्निसंभवम् ॥१८॥

18. amṛtaṁ maṅgalaṁ viddhi mahadviṣamamaṅgalam ,
oṣadhyo hyamṛtaṁ sarvaṁ viṣaṁ tejo'gnisaṁbhavam.

18. amṛtam maṅgalam viddhi mahat viṣam amaṅgalam
oṣadhyaḥ hi amṛtam sarvam viṣam tejaḥ agni-saṃbhavam

18. amṛtam maṅgalam viddhi mahat viṣam amaṅgalam
oṣadhyaḥ hi sarvam amṛtam viṣam tejaḥ agni-saṃbhavam

18. Understand nectar to be auspicious, and great poison to be inauspicious. Indeed, all medicinal herbs are nectar, whereas poison is a potent essence originating from fire.

Words meanings summery:

• अमृतम् (amṛtam) - nectar (nectar, ambrosia, immortality)

• मङ्गलम् (maṅgalam) - auspicious (auspicious, blessed, prosperous; an auspicious thing)

• विद्धि (viddhi) - know, understand (know, understand, realize)

• महत् (mahat) - great, significant (great, large, mighty, significant)

• विषम् (viṣam) - poison (poison, venom)

• अमङ्गलम् (amaṅgalam) - inauspicious (inauspicious, unlucky, misfortune)

• ओषध्यः (oṣadhyaḥ) - medicinal herbs (herbs, medicinal plants)

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

• अमृतम् (amṛtam) - nectar (nectar, ambrosia, immortality)

• सर्वम् (sarvam) - all, entirely (all, every, whole)

• विषम् (viṣam) - poison (poison, venom)

• तेजः (tejaḥ) - potent essence, brilliance, fire (brilliance, luster, energy, power, fire)

• अग्नि-संभवम् (agni-saṁbhavam) - originating from fire (born from fire, originating from fire)

Words meanings and morphology

अमृतम् (amṛtam) - nectar (nectar, ambrosia, immortality)

(noun)

Accusative, neuter, singular of amṛta

amṛta - nectar, ambrosia; immortal

Negation of mṛta (dead). A + mṛta.

Compound type : nañ-tatpuruṣa (a+mṛta)

• a – not, non
  indeclinable
• mṛta – dead, deceased
  adjective
  Past Passive Participle
  From root mṛ (to die)
  Root: mṛ (class 1)

Note: Object of viddhi.

मङ्गलम् (maṅgalam) - auspicious (auspicious, blessed, prosperous; an auspicious thing)

(adjective)

Accusative, neuter, singular of maṅgala

maṅgala - auspicious, blessed, prosperous; an auspicious thing, welfare

Note: Predicative accusative with viddhi.

विद्धि (viddhi) - know, understand (know, understand, realize)

(verb)

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

Present Active Imperative

Second person singular, present tense, active voice, imperative mood. From root vid, class 2P.

Root: vid (class 2)

महत् (mahat) - great, significant (great, large, mighty, significant)

(adjective)

Accusative, neuter, singular of mahat

mahat - great, large, mighty, significant

Note: Qualifies viṣam.

विषम् (viṣam) - poison (poison, venom)

(noun)

Accusative, neuter, singular of viṣa

viṣa - poison, venom; object of sense

Note: Object of viddhi.

अमङ्गलम् (amaṅgalam) - inauspicious (inauspicious, unlucky, misfortune)

(adjective)

Accusative, neuter, singular of amaṅgala

amaṅgala - inauspicious, unlucky, misfortune

Negation of maṅgala. A + maṅgala.

Compound type : nañ-tatpuruṣa (a+maṅgala)

• a – not, non
  indeclinable
• maṅgala – auspicious, blessed, prosperous
  adjective (neuter)

Note: Predicative accusative with viddhi.

ओषध्यः (oṣadhyaḥ) - medicinal herbs (herbs, medicinal plants)

(noun)

Nominative, feminine, plural of oṣadhi

oṣadhi - herb, medicinal plant, annual plant

Note: Subject of implicit 'are'.

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

(indeclinable)

Note: Emphatic particle.

अमृतम् (amṛtam) - nectar (nectar, ambrosia, immortality)

(noun)

Nominative, neuter, singular of amṛta

amṛta - nectar, ambrosia; immortal

Negation of mṛta (dead). A + mṛta.

Compound type : nañ-tatpuruṣa (a+mṛta)

• a – not, non
  indeclinable
• mṛta – dead, deceased
  adjective
  Past Passive Participle
  From root mṛ (to die)
  Root: mṛ (class 1)

Note: Predicate nominative for oṣadhyaḥ.

सर्वम् (sarvam) - all, entirely (all, every, whole)

(adjective)

Nominative, neuter, singular of sarva

sarva - all, every, whole

Note: Modifies amṛtam adverbially.

विषम् (viṣam) - poison (poison, venom)

(noun)

Nominative, neuter, singular of viṣa

viṣa - poison, venom; object of sense

Note: Subject of implicit 'is'.

तेजः (tejaḥ) - potent essence, brilliance, fire (brilliance, luster, energy, power, fire)

(noun)

Nominative, neuter, singular of tejas

tejas - brilliance, luster, energy, power, fire; essence, spirit

Note: Predicate nominative for viṣam.

अग्नि-संभवम् (agni-saṁbhavam) - originating from fire (born from fire, originating from fire)

(adjective)

Nominative, neuter, singular of agni-saṃbhava

agni-saṁbhava - born from fire, produced by fire

Compound type : tatpuruṣa (agni+saṃbhava)

• agni – fire, god of fire
  noun (masculine)
• saṃbhava – birth, origin, production; possible, existing
  adjective (masculine)
  Verbal derivative noun/adjective
  From root bhū with prefix sam-
  Prefix: sam
  Root: bhū (class 1)

Note: Qualifies tejaḥ.