महाभारतः mahābhārataḥ - book-3, chapter-81, verse-3

तत्र मासं वसेद्वीर सरस्वत्यां युधिष्ठिर ।
यत्र ब्रह्मादयो देवा ऋषयः सिद्धचारणाः ॥३॥

3. tatra māsaṁ vasedvīra sarasvatyāṁ yudhiṣṭhira ,
yatra brahmādayo devā ṛṣayaḥ siddhacāraṇāḥ.

3. tatra māsam vaset vīra sarasvatyām yudhiṣṭhira
yatra brahmādayaḥ devāḥ ṛṣayaḥ siddhacāraṇāḥ

3. O hero Yudhiṣṭhira, one should dwell there for a month on the banks of the Sarasvatī, where Brahmā and other gods, sages, Siddhas, and Chāraṇas reside.

Words meanings summery:

• तत्र (tatra) - referring to Kurukṣetra (there, in that place)

• मासम् (māsam) - a month, for a month

• वसेत् (vaset) - one should dwell, one should reside

• वीर (vīra) - O hero, O brave one

• सरस्वत्याम् (sarasvatyām) - in/on the Sarasvatī (river)

• युधिष्ठिर (yudhiṣṭhira) - O Yudhiṣṭhira (name of a king)

• यत्र (yatra) - where, in which place

• ब्रह्मादयः (brahmādayaḥ) - Brahmā and others, led by Brahmā

• देवाः (devāḥ) - gods, deities

• ऋषयः (ṛṣayaḥ) - sages, seers

• सिद्धचारणाः (siddhacāraṇāḥ) - Siddhas and Chāraṇas (classes of celestial beings)

Words meanings and morphology

तत्र (tatra) - referring to Kurukṣetra (there, in that place)

(indeclinable)

Derived from tad (that).

मासम् (māsam) - a month, for a month

(noun)

Accusative, masculine, singular of māsa

māsa - month

Note: Accusative of duration.

वसेत् (vaset) - one should dwell, one should reside

(verb)

3rd person , singular, active, optative (vidhiliṅ) of vas

Optative mood, Parasmaipada, 3rd person singular.

Root: vas (class 1)

वीर (vīra) - O hero, O brave one

(noun)

Vocative, masculine, singular of vīra

vīra - hero, brave man, warrior

सरस्वत्याम् (sarasvatyām) - in/on the Sarasvatī (river)

(proper noun)

Locative, feminine, singular of sarasvatī

sarasvatī - Sarasvatī (name of a sacred river, goddess of knowledge)

युधिष्ठिर (yudhiṣṭhira) - O Yudhiṣṭhira (name of a king)

(proper noun)

Vocative, masculine, singular of yudhiṣṭhira

yudhiṣṭhira - Yudhiṣṭhira (eldest of the Pāṇḍavas, name meaning 'firm in battle')

Compound yudhi (in battle, locative of yudh) + sthira (firm).

Compound type : aluk-tatpurusha (yudh+sthira)

• yudh – battle, fight, war
  noun (feminine)
• sthira – firm, steady, stable
  adjective
  From root sthā (to stand).
  Root: sthā (class 1)

यत्र (yatra) - where, in which place

(indeclinable)

ब्रह्मादयः (brahmādayaḥ) - Brahmā and others, led by Brahmā

(noun)

Nominative, masculine, plural of brahmādi

brahmādi - Brahmā and others, beginning with Brahmā

Compound: brahmā (Brahmā) + ādi (beginning/etc.).

Compound type : tatpurusha (brahman+ādi)

• brahman – Brahmā (the creator god), sacred word, absolute reality (brahman)
  proper noun (masculine)
• ādi – beginning, et cetera, and others
  noun (masculine)

Note: Subject.

देवाः (devāḥ) - gods, deities

(noun)

Nominative, masculine, plural of deva

deva - god, deity, divine being

Root: div (class 4)

Note: Subject.

ऋषयः (ṛṣayaḥ) - sages, seers

(noun)

Nominative, masculine, plural of ṛṣi

ṛṣi - sage, seer, inspired poet

Note: Subject.

सिद्धचारणाः (siddhacāraṇāḥ) - Siddhas and Chāraṇas (classes of celestial beings)

(noun)

Nominative, masculine, plural of siddhacāraṇa

siddhacāraṇa - Siddhas and Chāraṇas (semi-divine beings)

Dvandva compound of siddha and cāraṇa.

Compound type : dvandva (siddha+cāraṇa)

• siddha – accomplished, perfect, a semi-divine being with supernatural powers
  noun (masculine)
  Past Passive Participle of sidh (to succeed).
  Root: sidh (class 4)
• cāraṇa – a wandering bard, a celestial musician, a class of semi-divine beings
  noun (masculine)
  From root car (to move, wander).
  Root: car (class 1)

Note: Subject.