महाभारतः mahābhārataḥ - book-7, chapter-53, verse-21

महेश्वरोऽपि पार्थेन श्रूयते योधितः पुरा ।
पदातिना महातेजा गिरौ हिमवति प्रभुः ॥२१॥

21. maheśvaro'pi pārthena śrūyate yodhitaḥ purā ,
padātinā mahātejā girau himavati prabhuḥ.

21. maheśvaraḥ api pārthena śrūyate yodhitaḥ purā
padātinā mahātejāḥ girau himavati prabhuḥ

21. purā śrūyate yat mahātejāḥ prabhuḥ maheśvaraḥ
api padātinā pārthena himavati girau yodhitaḥ

21. It is heard that even Maheśvara, the highly energetic lord, was once fought by Pārtha (Arjuna), who was on foot, on the Himavat mountain.

Words meanings summery:

• महेश्वरः (maheśvaraḥ) - Maheśvara (Lord Śiva) (great lord, Śiva)

• अपि (api) - even (even, also, too, moreover)

• पार्थेन (pārthena) - by Pārtha (Arjuna) (by Pārtha, by Arjuna, by a son of Pṛthā)

• श्रूयते (śrūyate) - it is heard (it is heard, he is heard)

• योधितः (yodhitaḥ) - fought (by someone) (fought, engaged in battle, caused to fight)

• पुरा (purā) - once, in the past (formerly, in ancient times, in the past)

• पदातिना (padātinā) - by one on foot (referring to Pārtha) (by a foot soldier, by one on foot, by infantry)

• महातेजाः (mahātejāḥ) - highly energetic (referring to Maheśvara) (greatly effulgent, highly energetic, very powerful)

• गिरौ (girau) - on the mountain (on the mountain, in the mountain)

• हिमवति (himavati) - on the Himavat (mountain) (on Himavat, on the snowy mountain, on the Himalayas)

• प्रभुः (prabhuḥ) - lord (referring to Maheśvara) (lord, master, mighty, able)

Words meanings and morphology

महेश्वरः (maheśvaraḥ) - Maheśvara (Lord Śiva) (great lord, Śiva)

(noun)

Nominative, masculine, singular of maheśvara

maheśvara - a great lord, a sovereign, the supreme lord, Śiva

Compound type : karmadhāraya (mahā+īśvara)

• mahā – great, large, mighty
  adjective (feminine)
• īśvara – lord, master, ruler, controller
  noun (masculine)

अपि (api) - even (even, also, too, moreover)

(indeclinable)

पार्थेन (pārthena) - by Pārtha (Arjuna) (by Pārtha, by Arjuna, by a son of Pṛthā)

(proper noun)

Instrumental, masculine, singular of pārtha

pārtha - son of Pṛthā, Arjuna (son of Kuntī)

श्रूयते (śrūyate) - it is heard (it is heard, he is heard)

(verb)

3rd person , singular, passive, present (laṭ) of śrū

Root: śru (class 1)

योधितः (yodhitaḥ) - fought (by someone) (fought, engaged in battle, caused to fight)

(adjective)

Nominative, masculine, singular of yodhita

yodhita - fought, caused to fight, battled

Past Passive Participle

Derived from the causal root yudh (to fight)

Root: yudh (class 4)

पुरा (purā) - once, in the past (formerly, in ancient times, in the past)

(indeclinable)

पदातिना (padātinā) - by one on foot (referring to Pārtha) (by a foot soldier, by one on foot, by infantry)

(noun)

Instrumental, masculine, singular of padātin

padātin - foot soldier, infantryman, one on foot

महातेजाः (mahātejāḥ) - highly energetic (referring to Maheśvara) (greatly effulgent, highly energetic, very powerful)

(adjective)

Nominative, masculine, singular of mahātejas

mahātejas - great energy, great luster, highly energetic, very powerful

Compound type : bahuvrīhi (mahā+tejas)

• mahā – great, large, mighty
  adjective (feminine)
• tejas – energy, splendor, power, sharpness, fiery energy
  noun (neuter)

गिरौ (girau) - on the mountain (on the mountain, in the mountain)

(noun)

Locative, masculine, singular of giri

giri - mountain, hill

हिमवति (himavati) - on the Himavat (mountain) (on Himavat, on the snowy mountain, on the Himalayas)

(proper noun)

Locative, masculine, singular of himavat

himavat - having snow, snowy, Himavat (the Himalayas)

प्रभुः (prabhuḥ) - lord (referring to Maheśvara) (lord, master, mighty, able)

(noun)

Nominative, masculine, singular of prabhu

prabhu - master, lord, mighty, able