महाभारतः mahābhārataḥ - book-13, chapter-3, verse-10

विश्वामित्रस्य विपुला नदी राजर्षिसेविता ।
कौशिकीति शिवा पुण्या ब्रह्मर्षिगणसेविता ॥१०॥

10. viśvāmitrasya vipulā nadī rājarṣisevitā ,
kauśikīti śivā puṇyā brahmarṣigaṇasevitā.

10. viśvāmitrasya vipulā nadī rājarṣisevitā
kauśikī iti śivā puṇyā brahmarṣigaṇasevitā

10. viśvāmitrasya vipulā nadī rājarṣisevitā
kauśikī iti śivā puṇyā brahmarṣigaṇasevitā

10. There is a vast river associated with Viśvāmitra, frequented by royal sages, and known as Kauśikī. It is auspicious, sacred, and frequented by groups of brahmin sages.

Words meanings summery:

• विश्वामित्रस्य (viśvāmitrasya) - of Viśvāmitra

• विपुला (vipulā) - referring to the size of the river (vast, extensive, great)

• नदी (nadī) - The Kauśikī river. (river)

• राजर्षिसेविता (rājarṣisevitā) - The river is frequented by royal sages. (served/attended by royal sages)

• कौशिकी (kauśikī) - The proper name of the river, Kauśikī. (relating to Kuśika; name of a river)

• इति (iti) - Indicates that Kauśikī is the name by which the river is known. (thus, in this way, so called)

• शिवा (śivā) - The river is considered auspicious. (auspicious, benevolent, propitious)

• पुण्या (puṇyā) - The river is considered sacred. (sacred, holy, pure, virtuous)

• ब्रह्मर्षिगणसेविता (brahmarṣigaṇasevitā) - The river is frequented by groups of brahmin sages. (served/attended by groups of brahmin sages)

Words meanings and morphology

विश्वामित्रस्य (viśvāmitrasya) - of Viśvāmitra

(proper noun)

Genitive, masculine, singular of viśvāmitra

viśvāmitra - Name of a famous ancient sage, 'friend of all'.

विपुला (vipulā) - referring to the size of the river (vast, extensive, great)

(adjective)

Nominative, feminine, singular of vipula

vipula - vast, extensive, large, great, abundant.

Note: Agrees with nadī.

नदी (nadī) - The Kauśikī river. (river)

(noun)

Nominative, feminine, singular of nadī

nadī - river, stream.

Root: nad (class 1)

राजर्षिसेविता (rājarṣisevitā) - The river is frequented by royal sages. (served/attended by royal sages)

(adjective)

Nominative, feminine, singular of rājarṣisevita

rājarṣisevita - served by royal sages.

Past Passive Participle

Derived from root sev (to serve) with suffix -ta, forming a compound with rājarṣi.

Compound type : instrumental tatpuruṣa (rājarṣi+sevita)

• rājarṣi – royal sage, king who is also a sage.
  noun (masculine)
• sevita – served, attended, honored, frequented.
  adjective
  Past Passive Participle
  Derived from the root sev (to serve) + suffix -ta.
  Root: sev (class 1)

Note: Agrees with nadī.

कौशिकी (kauśikī) - The proper name of the river, Kauśikī. (relating to Kuśika; name of a river)

(proper noun)

Nominative, feminine, singular of kauśikī

kauśikī - Name of the river formed from the austerities of Viśvāmitra, who was a descendant of Kuśika.

Feminine form of kauśika (descendant of Kuśika).

इति (iti) - Indicates that Kauśikī is the name by which the river is known. (thus, in this way, so called)

(indeclinable)

शिवा (śivā) - The river is considered auspicious. (auspicious, benevolent, propitious)

(adjective)

Nominative, feminine, singular of śiva

śiva - auspicious, propitious, benevolent, gracious.

Note: Agrees with nadī.

पुण्या (puṇyā) - The river is considered sacred. (sacred, holy, pure, virtuous)

(adjective)

Nominative, feminine, singular of puṇya

puṇya - sacred, holy, pure, virtuous, meritorious.

Note: Agrees with nadī.

ब्रह्मर्षिगणसेविता (brahmarṣigaṇasevitā) - The river is frequented by groups of brahmin sages. (served/attended by groups of brahmin sages)

(adjective)

Nominative, feminine, singular of brahmarṣigaṇasevita

brahmarṣigaṇasevita - served by groups of brahmin sages.

Past Passive Participle

Derived from root sev (to serve) with suffix -ta, forming a compound with brahmarṣigaṇa.

Compound type : instrumental tatpuruṣa (brahmarṣigaṇa+sevita)

• brahmarṣigaṇa – group/multitude of brahmin sages.
  noun (masculine)
• brahmarṣi – brahmin sage, a sage of the brahmin class.
  noun (masculine)
• gaṇa – group, multitude, assembly.
  noun (masculine)
• sevita – served, attended, honored, frequented.
  adjective
  Past Passive Participle
  Derived from the root sev (to serve) + suffix -ta.
  Root: sev (class 1)

Note: Agrees with nadī.