महाभारतः mahābhārataḥ - book-2, chapter-19, verse-7

अङ्गवङ्गादयश्चैव राजानः सुमहाबलाः ।
गौतमक्षयमभ्येत्य रमन्ते स्म पुरार्जुन ॥७॥

7. aṅgavaṅgādayaścaiva rājānaḥ sumahābalāḥ ,
gautamakṣayamabhyetya ramante sma purārjuna.

7. aṅgavangādayaḥ ca eva rājānaḥ sumahābalāḥ
gautamakṣayam abhyetya ramante sma purā arjuna

7. O Arjuna, kings such as Aṅga, Vaṅga, and others, who were indeed very mighty, used to enjoy themselves after reaching Gautama's dwelling in ancient times.

Words meanings summery:

• अङ्गवन्गादयः (aṅgavangādayaḥ) - Aṅga, Vaṅga, and others

• च (ca) - and, also

• एव (eva) - indeed, certainly, only

• राजानः (rājānaḥ) - kings, rulers

• सुमहाबलाः (sumahābalāḥ) - very mighty, extremely powerful

• गौतमक्षयम् (gautamakṣayam) - Gautama's dwelling place (kṣaya meaning abode, not decay in this context) (Gautama's dwelling/abode)

• अभ्येत्य (abhyetya) - having approached, having reached

• रमन्ते (ramante) - they delight, they enjoy

• स्म (sma) - (particle indicating past tense)

• पुरा (purā) - formerly, anciently, in olden times

• अर्जुन (arjuna) - O Arjuna

Words meanings and morphology

अङ्गवन्गादयः (aṅgavangādayaḥ) - Aṅga, Vaṅga, and others

(proper noun)

Nominative, masculine, plural of aṅgavangādi

aṅgavangādi - Aṅga, Vaṅga, etc. (names of regions/kingdoms)

Compound type : tatpuruṣa (aṅga+vaṅga+ādi)

• aṅga – name of a country and its people
  proper noun (masculine)
• vaṅga – name of a country and its people (Bengal)
  proper noun (masculine)
• ādi – beginning, etcetera, and so on
  indeclinable

च (ca) - and, also

(indeclinable)

एव (eva) - indeed, certainly, only

(indeclinable)

राजानः (rājānaḥ) - kings, rulers

(noun)

Nominative, masculine, plural of rājan

rājan - king, ruler, sovereign

सुमहाबलाः (sumahābalāḥ) - very mighty, extremely powerful

(adjective)

Nominative, masculine, plural of sumahābala

sumahābala - very mighty, extremely powerful

Compound type : karmadhāraya (su+mahat+bala)

• su – good, well, very
  indeclinable
• mahat – great, large, mighty
  adjective
• bala – strength, power, might
  noun (neuter)

गौतमक्षयम् (gautamakṣayam) - Gautama's dwelling place (kṣaya meaning abode, not decay in this context) (Gautama's dwelling/abode)

(noun)

Accusative, masculine, singular of gautamakṣaya

gautamakṣaya - Gautama's dwelling/abode

Compound type : tatpuruṣa (Gautama+kṣaya)

• Gautama – proper name of a sage
  proper noun (masculine)
• kṣaya – abode, dwelling, house
  noun (masculine)

अभ्येत्य (abhyetya) - having approached, having reached

(indeclinable)

absolutive

gerund formed with prefix 'abhi' and root 'i'

Prefix: abhi

Root: i (class 2)

Note: Absolutive (gerund) form.

रमन्ते (ramante) - they delight, they enjoy

(verb)

3rd person , plural, middle, present (laṭ) of ram

Root: ram (class 1)

स्म (sma) - (particle indicating past tense)

(indeclinable)

पुरा (purā) - formerly, anciently, in olden times

(indeclinable)

अर्जुन (arjuna) - O Arjuna

(proper noun)

Vocative, masculine, singular of arjuna

arjuna - proper name of a hero, white, bright