वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-2, chapter-98, verse-54

तदपत्यं भवानस्तु मा भवान्दुष्कृतं पितुः ।
अभिपत्तत् कृतं कर्म लोके धीरविगर्हितम् ॥५४॥

54. tadapatyaṃ bhavānastu mā bhavānduṣkṛtaṃ pituḥ ,
abhipattat kṛtaṃ karma loke dhīravigarhitam.

54. tat apatyam bhavān astu mā bhavān duṣkṛtam pituḥ
abhipattat kṛtam karma loke dhīra-vigarhitam

54. bhavān tat apatyam astu mā bhavān pituḥ duṣkṛtam
abhipattat loke dhīra-vigarhitam kṛtam karma

54. May you be his true son. Do not incur your father's misdeed (duṣkṛta), which is an action (karma) condemned by the wise in the world.

Words meanings summery:

• तत् (tat) - his (that, his)

• अपत्यम् (apatyam) - son (offspring, child, son)

• भवान् (bhavān) - you (honorific)

• अस्तु (astu) - let it be, may it be

• मा (mā) - not, do not

• भवान् (bhavān) - you (honorific)

• दुष्कृतम् (duṣkṛtam) - misdeed (duṣkṛta) (misdeed, evil deed, sin)

• पितुः (pituḥ) - of the father

• अभिपत्तत् (abhipattat) - may you (referring to bhavān) incur (may he incur, fall upon)

• कृतम् (kṛtam) - done (done, performed, made)

• कर्म (karma) - action (karma) (action, deed, work)

• लोके (loke) - in the world, among people

• धीर-विगर्हितम् (dhīra-vigarhitam) - censured by the wise, condemned by the sober

Words meanings and morphology

तत् (tat) - his (that, his)

(pronoun)

Accusative, neuter, singular of tat

tat - that, he, she, it

अपत्यम् (apatyam) - son (offspring, child, son)

(noun)

Accusative, neuter, singular of apatya

apatya - offspring, child, descendant

Derived from 'apata' (not fallen) or 'apa' + 'pat' (to fall away).

भवान् (bhavān) - you (honorific)

(pronoun)

Nominative, masculine, singular of bhavat

bhavat - your honor, you

Present active participle of 'bhū' (to be) used as an honorific pronoun.

Root: bhū (class 1)

अस्तु (astu) - let it be, may it be

(verb)

3rd person , singular, active, imperative (loṭ) of as

Imperative 3rd singular active

Root: as (class 2)

मा (mā) - not, do not

(indeclinable)

भवान् (bhavān) - you (honorific)

(pronoun)

Nominative, masculine, singular of bhavat

bhavat - your honor, you

Present active participle of 'bhū' (to be) used as an honorific pronoun.

Root: bhū (class 1)

दुष्कृतम् (duṣkṛtam) - misdeed (duṣkṛta) (misdeed, evil deed, sin)

(noun)

Accusative, neuter, singular of duṣkṛta

duṣkṛta - misdeed, evil action, sin, ill-done

Compound type : tatpurusha (dus+kṛta)

• dus – bad, evil, difficult, ill-
  indeclinable
  Prefix indicating badness or difficulty.
• kṛta – done, made, performed; deed, action
  participle
  Past Passive Participle
  Root: kṛ (class 8)

पितुः (pituḥ) - of the father

(noun)

Genitive, masculine, singular of pitṛ

pitṛ - father

अभिपत्तत् (abhipattat) - may you (referring to bhavān) incur (may he incur, fall upon)

(verb)

3rd person , singular, active, injunctive (luṇ) of abhi-pat

Aorist Injunctive 3rd singular active

Used with 'mā' for prohibition.

Prefix: abhi

Root: pat (class 1)

कृतम् (kṛtam) - done (done, performed, made)

(adjective)

Nominative, neuter, singular of kṛta

kṛta - done, made, performed

Past Passive Participle

Root: kṛ (class 8)

कर्म (karma) - action (karma) (action, deed, work)

(noun)

Nominative, neuter, singular of karma

karma - action, deed, work, ritual action, consequence of actions

From root 'kṛ' (to do).

Root: kṛ (class 8)

लोके (loke) - in the world, among people

(noun)

Locative, masculine, singular of loka

loka - world, realm, people

धीर-विगर्हितम् (dhīra-vigarhitam) - censured by the wise, condemned by the sober

(adjective)

Nominative, neuter, singular of dhīra-vigarhita

dhīra-vigarhita - censured by the wise, condemned by the steadfast

Compound type : tatpurusha (dhīra+vigarhita)

• dhīra – wise, sagacious, firm, steady
  noun (masculine)
• vigarhita – censured, blamed, reproached
  participle
  Past Passive Participle
  Prefix: vi
  Root: garh (class 1)