योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-134, verse-54

गतानि कष्टं स्मरणीयरूपतां जम्बूद्रुमस्याग्रफलानि तान्यपि ।
येषां नदीं द्वीपसमुद्रमेखला वहत्यसौ जम्बुमती रसाम्बुभिः ॥ ५४ ॥

gatāni kaṣṭaṃ smaraṇīyarūpatāṃ jambūdrumasyāgraphalāni tānyapi ,
yeṣāṃ nadīṃ dvīpasamudramekhalā vahatyasau jambumatī rasāmbubhiḥ 54

54. gatāni kaṣṭam smaraṇīya-rūpatām
jambū-drumasya agra-phalāni tāni api |
yeṣām nadīm dvīpa-samudra-mekhalā
vahati asau jambumatī rasa-ambubhiḥ ||

54. kaṣṭam tāni jambū-drumasya agra-phalāni
smaraṇīya-rūpatām api gatāni
asau jambumatī dvīpa-samudra-mekhalā
nadīm yeṣām rasa-ambubhiḥ vahati

54. Alas, even those exquisite fruits of the Jambu tree, whose form was so memorable, are now lost. The river Jambu-matī, which flows with their juicy waters, encircles islands and oceans like a girdle.

Words meanings summery:

• गतानि (gatāni) - gone, departed, lost

• कष्टम् (kaṣṭam) - alas! (alas!, woe!, hardship, difficulty)

• स्मरणीय-रूपताम् (smaraṇīya-rūpatām) - to the state of having a memorable form, into a memorable beauty

• जम्बू-द्रुमस्य (jambū-drumasya) - of the Jambu tree

• अग्र-फलानि (agra-phalāni) - the best/foremost fruits

• तानि (tāni) - those fruits (those)

• अपि (api) - even those (also, even, too)

• येषाम् (yeṣām) - of which (fruits) (of whom, of which)

• नदीम् (nadīm) - the river

• द्वीप-समुद्र-मेखला (dvīpa-samudra-mekhalā) - a girdle of islands and oceans

• वहति (vahati) - carries, flows, bears

• असौ (asau) - that (river Jambumatī) (that (feminine/masculine, nominative singular))

• जम्बुमती (jambumatī) - the river Jambumatī (named after Jambu trees)

• रस-अम्बुभिः (rasa-ambubhiḥ) - with juicy waters, with water of juice

Words meanings and morphology

गतानि (gatāni) - gone, departed, lost

(past passive participle)

कष्टम् (kaṣṭam) - alas! (alas!, woe!, hardship, difficulty)

(indeclinable)

Note: An exclamation of regret.

स्मरणीय-रूपताम् (smaraṇīya-rūpatām) - to the state of having a memorable form, into a memorable beauty

(noun)

Accusative, feminine, singular of smaraṇīya-rūpatā

smaraṇīya-rūpatā - state of having a memorable form/beauty

Compound type : tatpuruṣa (smaraṇīya+rūpatā)

• smaraṇīya – to be remembered, memorable, worthy of recollection
  gerundive (feminine)
  Gerundive
  Derived from √smṛ (to remember).
  Root: smṛ (class 1)
• rūpatā – beauty, form, nature, quality of being
  noun (feminine)
  Derived from 'rūpa' with suffix 'tā'.

Note: Object of the verb 'gatāni' (have gone into a state of).

जम्बू-द्रुमस्य (jambū-drumasya) - of the Jambu tree

(noun)

Genitive, masculine, singular of jambū-druma

jambū-druma - Jambu tree (Eugenia jambolana)

Compound type : tatpuruṣa (jambū+druma)

• jambū – the rose-apple tree or its fruit
  noun (feminine)
• druma – tree
  noun (masculine)

Note: Possessive case, referring to the fruits.

अग्र-फलानि (agra-phalāni) - the best/foremost fruits

(noun)

Nominative, neuter, plural of agra-phala

agra-phala - principal fruit, excellent fruit, first fruit

Compound type : tatpuruṣa (agra+phala)

• agra – tip, front, top, chief, best
  noun (neuter)
• phala – fruit, result, consequence
  noun (neuter)

Note: Subject of 'gatāni'.

तानि (tāni) - those fruits (those)

(pronoun)

Nominative, neuter, plural of tad

tad - that, those

Note: Refers to 'agra-phalāni'.

अपि (api) - even those (also, even, too)

(indeclinable)

येषाम् (yeṣām) - of which (fruits) (of whom, of which)

(pronoun)

Genitive, neuter, plural of yad

yad - which, what

Note: Possessive case, relating to 'rasa-ambubhiḥ' (whose juices).

नदीम् (nadīm) - the river

(noun)

Accusative, feminine, singular of nadī

nadī - river

Note: Object of 'vahati'.

द्वीप-समुद्र-मेखला (dvīpa-samudra-mekhalā) - a girdle of islands and oceans

(noun)

Nominative, feminine, singular of dvīpa-samudra-mekhalā

dvīpa-samudra-mekhalā - a girdle of islands and oceans

Compound type : tatpuruṣa (dvīpa+samudra+mekhalā)

• dvīpa – island, continent
  noun (masculine)
• samudra – ocean, sea
  noun (masculine)
• mekhalā – girdle, zone, belt
  noun (feminine)

Note: Predicate nominative, describing 'jambumatī'.

वहति (vahati) - carries, flows, bears

(verb)

3rd person , singular, active, present indicative (laṭ) of vah

Present Active Indicative third person singular of √vah (class 1, pa.p.)

Root: vah (class 1)

Note: Verb for 'jambumatī'.

असौ (asau) - that (river Jambumatī) (that (feminine/masculine, nominative singular))

(pronoun)

Nominative, feminine, singular of adas

adas - that (remote)

Note: Subject of 'vahati'.

जम्बुमती (jambumatī) - the river Jambumatī (named after Jambu trees)

(proper noun)

Nominative, feminine, singular of jambumatī

jambumatī - Name of a mythical river, having Jambu trees.

Feminine form of 'jambumat'.

Note: Subject of 'vahati'.

रस-अम्बुभिः (rasa-ambubhiḥ) - with juicy waters, with water of juice

(noun)

Instrumental, neuter, plural of rasa-ambu

rasa-ambu - juice-water, watery juice

Compound type : tatpuruṣa (rasa+ambu)

• rasa – juice, essence, taste, fluid
  noun (masculine)
• ambu – water
  noun (neuter)

Note: Indicates the means by which the river flows/carries.