महाभारतः mahābhārataḥ - book-7, chapter-163, verse-31

स वध्यमानेष्वस्त्रेषु दिव्येष्वपि यथाविधि ।
अर्जुनेनार्जुनं द्रोणो मनसैवाभ्यपूजयत् ॥३१॥

31. sa vadhyamāneṣvastreṣu divyeṣvapi yathāvidhi ,
arjunenārjunaṁ droṇo manasaivābhyapūjayat.

31. saḥ vadhyamāneṣu astreṣu divyeṣu api yathāvidhi
arjunena arjunam droṇaḥ manasā eva abhyapūjayat

31. droṇaḥ arjunam manasā eva abhyapūjayat api
divyeṣu astreṣu arjunena yathāvidhi vadhyamāneṣu

31. Even as his divine missiles were being countered by Arjuna according to the proper procedure, Drona honored Arjuna solely in his mind.

Words meanings summery:

• सः (saḥ) - he, that

• वध्यमानेषु (vadhyamāneṣu) - among those being struck down, among those being destroyed, among those being countered

• अस्त्रेषु (astreṣu) - among the weapons, among the missiles

• दिव्येषु (divyeṣu) - among the divine, among the celestial

• अपि (api) - even, also, too

• यथाविधि (yathāvidhi) - according to rule, properly, methodically

• अर्जुनेन (arjunena) - by Arjuna

• अर्जुनम् (arjunam) - Arjuna (as the object of honor) (Arjuna)

• द्रोणः (droṇaḥ) - Drona

• मनसा (manasā) - by mind, with the mind

• एव (eva) - only, indeed, certainly

• अभ्यपूजयत् (abhyapūjayat) - he honored, he worshipped

Words meanings and morphology

सः (saḥ) - he, that

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

Note: sandhi form of saḥ

वध्यमानेषु (vadhyamāneṣu) - among those being struck down, among those being destroyed, among those being countered

(adjective)

Locative, neuter, plural of vadhyamāna

vadhyamāna - being struck down, being killed, being destroyed

Present Passive Participle

Derived from root han (to strike, kill), with suffix -ya (passive) and -māna (present participle, middle/passive)

Root: han (class 2)

Note: modifies astreṣu

अस्त्रेषु (astreṣu) - among the weapons, among the missiles

(noun)

Locative, neuter, plural of astra

astra - weapon, missile

दिव्येषु (divyeṣu) - among the divine, among the celestial

(adjective)

Locative, neuter, plural of divya

divya - divine, celestial, heavenly

Derived from div (heaven)

Note: modifies astreṣu

अपि (api) - even, also, too

(indeclinable)

यथाविधि (yathāvidhi) - according to rule, properly, methodically

(indeclinable)

Compound type : avyayībhāva (yathā+vidhi)

• yathā – as, according to, in accordance with
  indeclinable
• vidhi – rule, method, procedure, ordinance
  noun (masculine)

अर्जुनेन (arjunena) - by Arjuna

(proper noun)

Instrumental, masculine, singular of arjuna

arjuna - Arjuna (name of a famous Pandava hero)

अर्जुनम् (arjunam) - Arjuna (as the object of honor) (Arjuna)

(proper noun)

Accusative, masculine, singular of arjuna

arjuna - Arjuna (name of a famous Pandava hero)

द्रोणः (droṇaḥ) - Drona

(proper noun)

Nominative, masculine, singular of droṇa

droṇa - Drona (name of the teacher of the Pandavas and Kauravas)

मनसा (manasā) - by mind, with the mind

(noun)

Instrumental, neuter, singular of manas

manas - mind, intellect, heart

एव (eva) - only, indeed, certainly

(indeclinable)

अभ्यपूजयत् (abhyapūjayat) - he honored, he worshipped

(verb)

3rd person , singular, active, past imperfect (laṅ) of abhipūj

Causative of pūj (to honor), with prefix abhi

Prefix: abhi

Root: pūj (class 10)