महाभारतः mahābhārataḥ - book-1, chapter-4, verse-10

यत्र ब्रह्मर्षयः सिद्धास्त आसीना यतव्रताः ।
यज्ञायतनमाश्रित्य सूतपुत्रपुरःसराः ॥१०॥

10. yatra brahmarṣayaḥ siddhāsta āsīnā yatavratāḥ ,
yajñāyatanamāśritya sūtaputrapuraḥsarāḥ.

10. yatra brahmarṣayaḥ siddhāḥ ta āsīnāḥ yatavratāḥ
yajñāyatanam āśritya sūtaputrapuraḥsarāḥ

10. Where the perfected Brahma-sages, observing strict vows, were seated, having taken refuge in the sacrificial hall, led by Sūta's son.

Words meanings summery:

• यत्र (yatra) - where (where, in which place)

• ब्रह्मर्षयः (brahmarṣayaḥ) - Brahma-sages

• सिद्धाः (siddhāḥ) - perfected ones (referring to the sages) (perfected, accomplished, successful; a perfected being)

• त (ta) - those (referring to the Brahma-sages) (that, those)

• आसीनाः (āsīnāḥ) - seated (seated, sitting)

• यतव्रताः (yatavratāḥ) - observing strict vows, disciplined (of restrained vows, observing strict vows, self-disciplined)

• यज्ञायतनम् (yajñāyatanam) - sacrificial hall (sacrificial hall, place of sacrifice)

• आश्रित्य (āśritya) - having taken refuge in (having resorted to, having taken refuge in, depending on)

• सूतपुत्रपुरःसराः (sūtaputrapuraḥsarāḥ) - led by Sūta's son (having Sūta's son as leader, led by Sūta's son)

Words meanings and morphology

यत्र (yatra) - where (where, in which place)

(indeclinable)

ब्रह्मर्षयः (brahmarṣayaḥ) - Brahma-sages

(noun)

Nominative, masculine, plural of brahmarṣi

brahmarṣi - a Brahma-sage, a sage of the brahmin class

Compound type : tatpuruṣa (brahman+ṛṣi)

• brahman – Brahma, sacred knowledge, sacred word
  noun (neuter)
• ṛṣi – a sage, an inspired poet
  noun (masculine)

सिद्धाः (siddhāḥ) - perfected ones (referring to the sages) (perfected, accomplished, successful; a perfected being)

(adjective)

Nominative, masculine, plural of siddha

siddha - perfected, accomplished, successful; a perfected being, a semi-divine being

past participle

from root sidh-

Root: sidh (class 4)

त (ta) - those (referring to the Brahma-sages) (that, those)

(pronoun)

Nominative, masculine, plural of tad

tad - that, this

Note: A pronominal particle used here, agreeing with 'Brahma-sages'.

आसीनाः (āsīnāḥ) - seated (seated, sitting)

(adjective)

Nominative, masculine, plural of āsīna

āsīna - seated, sitting

perfect participle (ātmanepada)

from root ās-

Root: ās (class 2)

यतव्रताः (yatavratāḥ) - observing strict vows, disciplined (of restrained vows, observing strict vows, self-disciplined)

(adjective)

Nominative, masculine, plural of yatavrata

yatavrata - one whose vows are restrained, disciplined, ascetic

Compound type : bahuvrīhi (yata+vrata)

• yata – restrained, controlled, disciplined
  adjective (masculine)
  past participle
  from root yam-
  Root: yam (class 1)
• vrata – vow, sacred observance, religious practice
  noun (neuter)

यज्ञायतनम् (yajñāyatanam) - sacrificial hall (sacrificial hall, place of sacrifice)

(noun)

Accusative, neuter, singular of yajñāyatana

yajñāyatana - sacrificial hall, place for sacrifice

Compound type : tatpuruṣa (yajña+āyatana)

• yajña – sacrifice, ritual
  noun (masculine)
• āyatana – place, abode, seat, hall
  noun (neuter)

आश्रित्य (āśritya) - having taken refuge in (having resorted to, having taken refuge in, depending on)

(indeclinable)

gerund (lvp)

from root śri- with prefix ā-

Prefix: ā

Root: śri (class 1)

सूतपुत्रपुरःसराः (sūtaputrapuraḥsarāḥ) - led by Sūta's son (having Sūta's son as leader, led by Sūta's son)

(adjective)

Nominative, masculine, plural of sūtaputrapuraḥsara

sūtaputrapuraḥsara - preceded by Sūta's son, led by Sūta's son

Compound type : bahuvrīhi (sūtaputra+puraḥsara)

• sūtaputra – son of a sūta (charioteer or bard)
  noun (masculine)
• puraḥsara – going before, leading, chief
  adjective (masculine)