महाभारतः mahābhārataḥ - book-9, chapter-41, verse-5

यत्र स्थाणुर्महाराज तप्तवान्सुमहत्तपः ।
यत्रास्य कर्म तद्घोरं प्रवदन्ति मनीषिणः ॥५॥

5. yatra sthāṇurmahārāja taptavānsumahattapaḥ ,
yatrāsya karma tadghoraṁ pravadanti manīṣiṇaḥ.

5. yatra sthāṇuḥ mahārāja taptavān sumahat tapaḥ
yatra asya karma tat ghoram pravadanti manīṣiṇaḥ

5. O great king, it was at that very spot that Sthāṇu (Śiva) performed exceedingly great asceticism (tapas). There, the wise ones (manīṣiṇaḥ) declare, his terrible act (karma) occurred.

Words meanings summery:

• यत्र (yatra) - where, at that spot (where, in which place, if, when)

• स्थाणुः (sthāṇuḥ) - Sthāṇu (Lord Śiva) (Sthāṇu (an epithet of Śiva), immovable, firm)

• महाराज (mahārāja) - O great king (addressing Janamejaya) (O great king)

• तप्तवान् (taptavān) - performed (asceticism) (performed penance, heated, shone)

• सुमहत् (sumahat) - very great, exceedingly great (very great, exceedingly large)

• तपः (tapaḥ) - asceticism (tapas) (asceticism (tapas), penance, heat)

• यत्र (yatra) - there (referring to the same spot) (where, in which place, if, when)

• अस्य (asya) - his (referring to Sthāṇu) (of this, of him, of it)

• कर्म (karma) - action, deed (karma) (action (karma), deed, work)

• तत् (tat) - that (deed) (that, it)

• घोरम् (ghoram) - terrible, fierce (terrible, dreadful, fierce)

• प्रवदन्ति (pravadanti) - they declare, they speak of (they declare, they say, they speak forth)

• मनीषिणः (manīṣiṇaḥ) - the wise ones, the thoughtful (the wise ones, the thoughtful, the intelligent)

Words meanings and morphology

यत्र (yatra) - where, at that spot (where, in which place, if, when)

(indeclinable)

स्थाणुः (sthāṇuḥ) - Sthāṇu (Lord Śiva) (Sthāṇu (an epithet of Śiva), immovable, firm)

(proper noun)

Nominative, masculine, singular of sthāṇu

sthāṇu - immovable, firm, a post, an epithet of Śiva

महाराज (mahārāja) - O great king (addressing Janamejaya) (O great king)

(noun)

Vocative, masculine, singular of mahārāja

mahārāja - great king, emperor

Compound type : karmadhāraya (mahā+rājan)

• mahā – great, large
  adjective
• rājan – king, sovereign
  noun (masculine)

तप्तवान् (taptavān) - performed (asceticism) (performed penance, heated, shone)

(adjective)

Nominative, masculine, singular of taptavat

taptavat - one who has performed penance, one who has heated

Past Active Participle (kṛt)

Derived from root 'tap' (to perform austerity, to heat) with suffix -tavat. Masculine nominative singular.

Root: tap (class 1)

Note: Refers to Sthāṇuḥ.

सुमहत् (sumahat) - very great, exceedingly great (very great, exceedingly large)

(adjective)

Accusative, neuter, singular of sumahat

sumahat - very great, exceedingly large, mighty

Compound type : praadi-tatpuruṣa (su+mahat)

• su – good, well, very
  indeclinable
• mahat – great, large, vast, important
  adjective (neuter)

Note: Qualifies 'tapaḥ'.

तपः (tapaḥ) - asceticism (tapas) (asceticism (tapas), penance, heat)

(noun)

Accusative, neuter, singular of tapas

tapas - asceticism, penance, heat, spiritual fervor

Note: Object of 'taptavān'.

यत्र (yatra) - there (referring to the same spot) (where, in which place, if, when)

(indeclinable)

अस्य (asya) - his (referring to Sthāṇu) (of this, of him, of it)

(pronoun)

Genitive, masculine, singular of idam

idam - this, he, she, it

कर्म (karma) - action, deed (karma) (action (karma), deed, work)

(noun)

Nominative, neuter, singular of karman

karman - action, deed, work, ritual action, fate

Root: kṛ (class 8)

तत् (tat) - that (deed) (that, it)

(pronoun)

Nominative, neuter, singular of tad

tad - that, it, he, she

Note: Qualifies 'karma'.

घोरम् (ghoram) - terrible, fierce (terrible, dreadful, fierce)

(adjective)

Nominative, neuter, singular of ghora

ghora - terrible, dreadful, fierce, awful

Note: Qualifies 'karma'.

प्रवदन्ति (pravadanti) - they declare, they speak of (they declare, they say, they speak forth)

(verb)

3rd person , plural, active, present (laṭ) of vad

Present Active

3rd person plural, Present Tense, Parasmaipada

Prefix: pra

Root: vad (class 1)

मनीषिणः (manīṣiṇaḥ) - the wise ones, the thoughtful (the wise ones, the thoughtful, the intelligent)

(noun)

Nominative, masculine, plural of manīṣin

manīṣin - wise, intelligent, thoughtful, sagacious person