महाभारतः mahābhārataḥ - book-5, chapter-139, verse-20

मन्त्रस्य नियमं कुर्यास्त्वमत्र पुरुषोत्तम ।
एतदत्र हितं मन्ये सर्वयादवनन्दन ॥२०॥

20. mantrasya niyamaṁ kuryāstvamatra puruṣottama ,
etadatra hitaṁ manye sarvayādavanandana.

20. mantrasya niyamaṃ kuryāḥ tvaṃ atra puruṣottama
etat atra hitaṃ manye sarvayādavanandana

20. puruṣottama tvaṃ atra mantrasya niyamaṃ kuryāḥ
sarvayādavanandana atra etat hitaṃ manye

20. O best among men (puruṣottama), you should establish the decision for the strategy (mantra) here. I consider this beneficial here, O delight of all the Yadus.

Words meanings summery:

• मन्त्रस्य (mantrasya) - Refers to the plan or strategy being discussed. (of the counsel, of the plan, of the strategy)

• नियमं (niyamaṁ) - The specific arrangement or decision regarding the plan. (regulation, rule, decision, restraint)

• कुर्याः (kuryāḥ) - you should make, you should do, you should establish

• त्वम् (tvam) - you

• अत्र (atra) - Refers to the current situation or discussion. (here, in this matter)

• पुरुषोत्तम (puruṣottama) - Refers to Krishna as the supreme cosmic person (puruṣa). (O best among men (puruṣa), O Supreme Person)

• एतत् (etat) - Refers to the 'niyamaṃ' or the whole proposition. (this)

• अत्र (atra) - Emphasizes the immediate context. (here, in this matter)

• हितं (hitaṁ) - beneficial, good

• मन्ये (manye) - I consider, I think, I believe

• सर्वयादवनन्दन (sarvayādavanandana) - Refers to Krishna. (O delight of all the Yadus)

Words meanings and morphology

मन्त्रस्य (mantrasya) - Refers to the plan or strategy being discussed. (of the counsel, of the plan, of the strategy)

(noun)

Genitive, masculine, singular of mantra

mantra - counsel, plan, strategy, sacred utterance, hymn

From root man (to think) with tra suffix.

Root: man (class 4)

Note: Indicates possession or relation.

नियमं (niyamaṁ) - The specific arrangement or decision regarding the plan. (regulation, rule, decision, restraint)

(noun)

Accusative, masculine, singular of niyama

niyama - rule, regulation, decision, restraint, resolution

From root yam (to restrain, to control) with prefix ni.

Prefix: ni

Root: yam (class 1)

Note: Direct object of 'kuryāḥ'.

कुर्याः (kuryāḥ) - you should make, you should do, you should establish

(verb)

2nd person , singular, active, optative (vidhiliṅ) of kṛ

Optative mood, second person singular

From root 'kṛ'.

Root: kṛ (class 8)

त्वम् (tvam) - you

(pronoun)

Nominative, singular of yuṣmad

yuṣmad - you (pronoun)

Note: Subject of the verb 'kuryāḥ'.

अत्र (atra) - Refers to the current situation or discussion. (here, in this matter)

(indeclinable)

From 'idam' (this) + 'tral' (suffix for 'where').

पुरुषोत्तम (puruṣottama) - Refers to Krishna as the supreme cosmic person (puruṣa). (O best among men (puruṣa), O Supreme Person)

(proper noun)

Vocative, masculine, singular of puruṣottama

puruṣottama - best among men, supreme person, an epithet of Vishnu/Krishna

Tatpuruṣa compound: 'puruṣa' (man, person) + 'uttama' (best).

Compound type : tatpuruṣa (puruṣa+uttama)

• puruṣa – man, person, spirit, male
  noun (masculine)
• uttama – best, highest, supreme
  adjective (masculine)
  Superlative form related to 'ut' (upwards).

एतत् (etat) - Refers to the 'niyamaṃ' or the whole proposition. (this)

(pronoun)

Accusative, neuter, singular of etad

etad - this (demonstrative pronoun)

Note: Accusative singular neuter, object of 'manye'.

अत्र (atra) - Emphasizes the immediate context. (here, in this matter)

(indeclinable)

From 'idam' (this) + 'tral' (suffix for 'where').

हितं (hitaṁ) - beneficial, good

(adjective)

Accusative, neuter, singular of hita

hita - beneficial, good, suitable, placed, established

Past Passive Participle

From root dhā (to place, to establish).

Root: dhā (class 3)

Note: Agrees with 'etat'.

मन्ये (manye) - I consider, I think, I believe

(verb)

1st person , singular, middle, present (laṭ) of man

Present tense, first person singular, middle voice

From root 'man'.

Root: man (class 4)

Note: The implied subject is 'I' (the speaker).

सर्वयादवनन्दन (sarvayādavanandana) - Refers to Krishna. (O delight of all the Yadus)

(proper noun)

Vocative, masculine, singular of sarvayādavanandana

sarvayādavanandana - one who delights all the Yadus

Tatpuruṣa compound: 'sarva' (all) + 'yādava' (Yadu descendant) + 'nandana' (delighting).

Compound type : tatpuruṣa (sarva+yādava+nandana)

• sarva – all, every
  pronoun (masculine)
• yādava – descendant of Yadu, belonging to the Yadu dynasty
  noun (masculine)
  Patronymic from Yadu.
• nandana – delighting, gladdening; son
  noun (masculine)
  From root nand (to rejoice).
  Root: nand (class 1)