महाभारतः mahābhārataḥ - book-13, chapter-71, verse-3

द्वारवत्यां यथा चासौ निविशन्त्यां समुद्धृतः ।
मोक्षहेतुरभूत्कृष्णस्तदप्यवधृतं मया ॥३॥

3. dvāravatyāṁ yathā cāsau niviśantyāṁ samuddhṛtaḥ ,
mokṣaheturabhūtkṛṣṇastadapyavadhṛtaṁ mayā.

3. dvāravatyām yathā ca asau niviśantyām samuddhṛtaḥ
mokṣahetuḥ abhūt kṛṣṇaḥ tat api avadhṛtam mayā

3. ca yathā asau niviśantyām dvāravatyām samuddhṛtaḥ,
kṛṣṇaḥ mokṣahetuḥ abhūt; tat api mayā avadhṛtam

3. And just as he (Kṛṣṇa) was rescued from Dvārakā while it was sinking, Kṛṣṇa became the cause of liberation (mokṣa); that too has been ascertained by me.

Words meanings summery:

• द्वारवत्याम् (dvāravatyām) - in the city of Dvārakā (in Dvārakā)

• यथा (yathā) - just as (as, just as)

• च (ca) - and (and, also)

• असौ (asau) - he (Kṛṣṇa) (that (person), he, she, it)

• निविशन्त्याम् (niviśantyām) - while sinking (referring to Dvārakā) (while entering, submerging, sinking)

• समुद्धृतः (samuddhṛtaḥ) - was rescued (rescued, uplifted, pulled out)

• मोक्षहेतुः (mokṣahetuḥ) - cause of final liberation (mokṣa) (cause of liberation (mokṣa))

• अभूत् (abhūt) - became (became, was)

• कृष्णः (kṛṣṇaḥ) - Kṛṣṇa (Kṛṣṇa (name of a deity/person))

• तत् (tat) - that (this understanding) (that, therefore)

• अपि (api) - also (also, even, too)

• अवधृतम् (avadhṛtam) - has been ascertained (ascertained, understood, determined)

• मया (mayā) - by me

Words meanings and morphology

द्वारवत्याम् (dvāravatyām) - in the city of Dvārakā (in Dvārakā)

(proper noun)

Locative, feminine, singular of dvāravatī

dvāravatī - Dvārakā (name of a city)

यथा (yathā) - just as (as, just as)

(indeclinable)

च (ca) - and (and, also)

(indeclinable)

असौ (asau) - he (Kṛṣṇa) (that (person), he, she, it)

(pronoun)

Nominative, masculine, singular of adas

adas - that (demonstrative pronoun, usually distant)

Note: Refers to Kṛṣṇa.

निविशन्त्याम् (niviśantyām) - while sinking (referring to Dvārakā) (while entering, submerging, sinking)

(adjective)

Locative, feminine, singular of niviśant

niviśant - entering, settling down, sinking

Present Active Participle

Derived from verb root viś- with prefix ni-

Prefix: ni

Root: viś (class 6)

Note: Qualifies dvāravatyām.

समुद्धृतः (samuddhṛtaḥ) - was rescued (rescued, uplifted, pulled out)

(adjective)

Nominative, masculine, singular of samuddhṛta

samuddhṛta - rescued, uplifted, pulled out, restored

Past Passive Participle

Derived from verb root dhṛ- with prefixes sam- and ud-

Prefixes: sam+ud

Root: dhṛ (class 1)

Note: Refers to asau (Kṛṣṇa).

मोक्षहेतुः (mokṣahetuḥ) - cause of final liberation (mokṣa) (cause of liberation (mokṣa))

(noun)

Nominative, masculine, singular of mokṣahetu

mokṣahetu - cause of liberation

Compound type : tatpuruṣa (mokṣa+hetu)

• mokṣa – liberation, release, freedom
  noun (masculine)
  Root: muc (class 6)
• hetu – cause, reason, motive
  noun (masculine)

Note: Predicate nominative for Kṛṣṇa.

अभूत् (abhūt) - became (became, was)

(verb)

3rd person , singular, active, past (luṅ) of bhū

Aorist

3rd person singular aorist (luṅ)

Root: bhū (class 1)

Note: Verb for Kṛṣṇa.

कृष्णः (kṛṣṇaḥ) - Kṛṣṇa (Kṛṣṇa (name of a deity/person))

(proper noun)

Nominative, masculine, singular of kṛṣṇa

kṛṣṇa - Kṛṣṇa; black, dark

Note: Subject of abhūt.

तत् (tat) - that (this understanding) (that, therefore)

(pronoun)

Nominative, neuter, singular of tad

tad - that, it

Note: Subject of avadhṛtam.

अपि (api) - also (also, even, too)

(indeclinable)

अवधृतम् (avadhṛtam) - has been ascertained (ascertained, understood, determined)

(adjective)

Nominative, neuter, singular of avadhṛta

avadhṛta - ascertained, understood, determined, fixed

Past Passive Participle

Derived from verb root dhṛ- with prefix ava-

Prefix: ava

Root: dhṛ (class 1)

Note: Qualifies tat.

मया (mayā) - by me

(pronoun)

Instrumental, singular of aham

aham - I

Note: Agent of the passive avadhṛtam.