महाभारतः mahābhārataḥ - book-1, chapter-185, verse-7

तत्रोपविष्टार्चिरिवानलस्य तेषां जनित्रीति मम प्रतर्कः ।
तथाविधैरेव नरप्रवीरैरुपोपविष्टैस्त्रिभिरग्निकल्पैः ॥७॥

7. tatropaviṣṭārcirivānalasya; teṣāṁ janitrīti mama pratarkaḥ ,
tathāvidhaireva narapravīrai;rupopaviṣṭaistribhiragnikalpaiḥ.

7. tatra upaviṣṭā arciḥ iva analasya
teṣām janitrī iti mama pratarkaḥ
tathāvidhaiḥ eva narapravīraiḥ
upopaviṣṭaiḥ tribhiḥ agnikalpaiḥ

7. Seated there, shining like a flame of fire, she is their mother—this is my conjecture. They were accompanied by three heroic men, seated nearby, who were themselves like fire.

Words meanings summery:

• तत्र (tatra) - in that place (where the Pāṇḍavas were) (there, in that place)

• उपविष्टा (upaviṣṭā) - Kuntī, who was seated (seated, sitting, settled, resting)

• अर्चिः (arciḥ) - a flame (of fire) (flame, ray, light, splendor)

• इव (iva) - similar to (like, as if, as)

• अनलस्य (analasya) - of a fire (of fire, of Agni)

• तेषाम् (teṣām) - of those (Pandavas) (of them, to them)

• जनित्री (janitrī) - their mother (Kuntī) (mother, generatrix)

• इति (iti) - thus (is my conjecture) (thus, so, in this manner)

• मम (mama) - my (conjecture) (my, mine)

• प्रतर्कः (pratarkaḥ) - my conjecture (conjecture, inference, reasoning)

• तथाविधैः (tathāvidhaiḥ) - by such (heroes) (of such a kind, of that sort, suchlike)

• एव (eva) - indeed, emphasizing the nature of the heroes (indeed, just, only)

• नरप्रवीरैः (narapravīraiḥ) - by the heroic men (the Pāṇḍavas) (by heroes among men, by excellent men)

• उपोपविष्टैः (upopaviṣṭaiḥ) - by the (Pāṇḍava) sons who were seated near (Kuntī) (by those seated near, by those seated very close)

• त्रिभिः (tribhiḥ) - by three (of the Pāṇḍavas) (by three)

• अग्निकल्पैः (agnikalpaiḥ) - by those (Pāṇḍavas) who were like fire in valor/splendor (by those comparable to fire, by those like fire)

Words meanings and morphology

तत्र (tatra) - in that place (where the Pāṇḍavas were) (there, in that place)

(indeclinable)

Derived from 'tad' (that) + 'tral' (suffix indicating place)

उपविष्टा (upaviṣṭā) - Kuntī, who was seated (seated, sitting, settled, resting)

(participle)

Nominative, feminine, singular of upaviṣṭa

upaviṣṭa - seated, sitting, settled, resting

Past Passive Participle

From verb root 'viś' (to enter) with prefix 'upa' (near) and 'kta' suffix

Prefix: upa

Root: viś (class 6)

अर्चिः (arciḥ) - a flame (of fire) (flame, ray, light, splendor)

(noun)

Nominative, feminine, singular of arcis

arcis - flame, ray, light, splendor, worship

इव (iva) - similar to (like, as if, as)

(indeclinable)

अनलस्य (analasya) - of a fire (of fire, of Agni)

(noun)

Genitive, masculine, singular of anala

anala - fire, Agni, the digestive fire, bile

From 'na' (not) + 'ala' (sufficient, able), implying insatiable

तेषाम् (teṣām) - of those (Pandavas) (of them, to them)

(pronoun)

Genitive, masculine, plural of tad

tad - that, those

जनित्री (janitrī) - their mother (Kuntī) (mother, generatrix)

(noun)

Nominative, feminine, singular of janitrī

janitrī - mother, generatrix, producer

From root 'jan' (to be born, produce) + 'tṛ' suffix + feminine 'ī'

Root: jan (class 4)

इति (iti) - thus (is my conjecture) (thus, so, in this manner)

(indeclinable)

मम (mama) - my (conjecture) (my, mine)

(pronoun)

Genitive, singular of asmad

asmad - I, me

प्रतर्कः (pratarkaḥ) - my conjecture (conjecture, inference, reasoning)

(noun)

Nominative, masculine, singular of pratarka

pratarka - conjecture, inference, reasoning, speculation

From 'pra' (forward) + root 'tark' (to reason, conjecture)

Prefix: pra

Root: tark (class 10)

तथाविधैः (tathāvidhaiḥ) - by such (heroes) (of such a kind, of that sort, suchlike)

(adjective)

Instrumental, masculine, plural of tathāvidha

tathāvidha - of such a kind, of that sort, suchlike

Compound of 'tathā' (thus) and 'vidha' (kind, sort)

Compound type : karmadhāraya (tathā+vidha)

• tathā – thus, so, in that manner
  indeclinable
• vidha – kind, sort, manner
  noun (masculine)
  From root 'dhā' (to place, arrange) with 'vi' prefix, or related to 'vid' (to know)
  Prefix: vi
  Root: dhā (class 3)

एव (eva) - indeed, emphasizing the nature of the heroes (indeed, just, only)

(indeclinable)

नरप्रवीरैः (narapravīraiḥ) - by the heroic men (the Pāṇḍavas) (by heroes among men, by excellent men)

(noun)

Instrumental, masculine, plural of narapravīra

narapravīra - hero among men, excellent man, brave man

Compound of 'nara' (man) and 'pravīra' (hero, valiant)

Compound type : tatpuruṣa (nara+pravīra)

• nara – man, person, human being
  noun (masculine)
  Root: nṛ
• pravīra – hero, valiant, brave
  adjective (masculine)
  From 'pra' (forth) + 'vīra' (hero)
  Prefix: pra

उपोपविष्टैः (upopaviṣṭaiḥ) - by the (Pāṇḍava) sons who were seated near (Kuntī) (by those seated near, by those seated very close)

(participle)

Instrumental, masculine, plural of upopaviṣṭa

upopaviṣṭa - seated near, sat down near, very close

Past Passive Participle

From 'upa' (near) + 'upa' (again, or intensifying) + root 'viś' (to enter) with 'kta' suffix

Prefixes: upa+upa

Root: viś (class 6)

त्रिभिः (tribhiḥ) - by three (of the Pāṇḍavas) (by three)

(numeral)

अग्निकल्पैः (agnikalpaiḥ) - by those (Pāṇḍavas) who were like fire in valor/splendor (by those comparable to fire, by those like fire)

(adjective)

Instrumental, masculine, plural of agnikalpa

agnikalpa - comparable to fire, like fire, fiery

Compound of 'agni' (fire) and 'kalpa' (like, similar)

Compound type : upama-vyativartaka-bahuvrīhi (agni+kalpa)

• agni – fire, god of fire
  noun (masculine)
  Root: ag (class 1)
• kalpa – like, resembling, similar to, equal to; a cosmic age
  adjective (masculine)
  From root 'kḷp' (to be suitable)
  Root: kḷp (class 1)