महाभारतः mahābhārataḥ - book-13, chapter-17, verse-5

यत्तद्रहस्यं परमं ब्रह्मप्रोक्तं सनातनम् ।
वक्ष्ये यदुकुलश्रेष्ठ शृणुष्वावहितो मम ॥५॥

5. yattadrahasyaṁ paramaṁ brahmaproktaṁ sanātanam ,
vakṣye yadukulaśreṣṭha śṛṇuṣvāvahito mama.

5. yat tat rahasyam paramam brahmaproktam sanātanam
vakṣye yadukulaśreṣṭha śṛṇuṣva avahitaḥ mama

5. That supreme, eternal secret, spoken by (brahman), I will declare. O best of the Yadu clan, listen to me attentively.

Words meanings summery:

• यत् (yat) - which, that

• तत् (tat) - that, it

• रहस्यम् (rahasyam) - secret, mystery, esoteric doctrine

• परमम् (paramam) - supreme, highest, excellent

• ब्रह्मप्रोक्तम् (brahmaproktam) - spoken by (brahman), declared by (brahman)

• सनातनम् (sanātanam) - eternal, ancient, everlasting

• वक्ष्ये (vakṣye) - I will speak, I will declare

• यदुकुलश्रेष्ठ (yadukulaśreṣṭha) - O best of the Yadu clan

• शृणुष्व (śṛṇuṣva) - listen, hear

• अवहितः (avahitaḥ) - attentive, careful, focused

• मम (mama) - to me, my

Words meanings and morphology

यत् (yat) - which, that

(pronoun)

neuter, singular of yad

yad - which, who, what

तत् (tat) - that, it

(pronoun)

neuter, singular of tad

tad - that, it, he, she

रहस्यम् (rahasyam) - secret, mystery, esoteric doctrine

(noun)

neuter, singular of rahasya

rahasya - secret, mystery, esoteric doctrine

परमम् (paramam) - supreme, highest, excellent

(adjective)

neuter, singular of parama

parama - supreme, highest, most excellent

ब्रह्मप्रोक्तम् (brahmaproktam) - spoken by (brahman), declared by (brahman)

(adjective)

neuter, singular of brahmaprokta

brahmaprokta - spoken by (brahman)

Compound type : tatpuruṣa (brahman+prokta)

• brahman – the Absolute, the universal spirit, sacred knowledge
  noun (neuter)
• prokta – spoken, declared, stated
  adjective
  Past Passive Participle
  root `vac` (to speak) with `pra-` prefix
  Prefix: pra
  Root: vac (class 2)

सनातनम् (sanātanam) - eternal, ancient, everlasting

(adjective)

neuter, singular of sanātana

sanātana - eternal, perpetual, ancient

वक्ष्ये (vakṣye) - I will speak, I will declare

(verb)

1st person , singular, active, future (lṛṭ) of vac

Root: vac (class 2)

यदुकुलश्रेष्ठ (yadukulaśreṣṭha) - O best of the Yadu clan

(proper noun)

Vocative, masculine, singular of yadukulaśreṣṭha

yadukulaśreṣṭha - best among the Yadu family/clan

Compound type : tatpuruṣa (yadu+kula+śreṣṭha)

• yadu – Yadu (a legendary king, ancestor of Krishna)
  proper noun (masculine)
• kula – family, clan, lineage
  noun (neuter)
• śreṣṭha – best, most excellent, pre-eminent
  adjective

शृणुष्व (śṛṇuṣva) - listen, hear

(verb)

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

Root: śru (class 5)

अवहितः (avahitaḥ) - attentive, careful, focused

(adjective)

Nominative, masculine, singular of avahita

avahita - attentive, concentrated, fixed

Past Passive Participle

root `dhā` (to place) with `ava-` prefix

Prefix: ava

Root: dhā (class 3)

मम (mama) - to me, my

(pronoun)

Genitive, singular of asmad

asmad - I, me