महाभारतः mahābhārataḥ - book-7, chapter-135, verse-16

ततोऽब्रवीत्सकैकेयान्पाञ्चालान्गौतमीसुतः ।
प्रहरध्वमितः सर्वे मम गात्रे महारथाः ।
स्थिरीभूताश्च युध्यध्वं दर्शयन्तोऽस्त्रलाघवम् ॥१६॥

16. tato'bravītsakaikeyānpāñcālāngautamīsutaḥ ,
praharadhvamitaḥ sarve mama gātre mahārathāḥ ,
sthirībhūtāśca yudhyadhvaṁ darśayanto'stralāghavam.

16. tataḥ abravīt sakaikeyan pāñcālān
gautamīsutaḥ praharadhvam itaḥ sarve
mama gātre mahārathāḥ sthirībhūtāḥ ca
yudhyadhvam darśayantaḥ astrālāghavam

16. gautamīsutaḥ tataḥ sakaikeyan pāñcālān
abravīt sarve mahārathāḥ itaḥ mama
gātre praharadhvam ca sthirībhūtāḥ
astrālāghavam darśayantaḥ yudhyadhvam

16. Then, the son of Gautamī (Aśvatthāman) addressed the Kaikeyas and Pañcālas, saying: "All you great charioteers (mahārathas), strike my body from this very spot! Stand firm and fight, demonstrating your skill and agility with weapons."

Words meanings summery:

• ततः (tataḥ) - then, thereupon, afterwards

• अब्रवीत् (abravīt) - he spoke, he said

• सकैकेयन् (sakaikeyan) - to the Kaikeyas, with the Kaikeyas

• पाञ्चालान् (pāñcālān) - to the Pañcālas

• गौतमीसुतः (gautamīsutaḥ) - Aśvatthāman, son of Droṇa and Kṛpī (also called Gautamī) (the son of Gautamī)

• प्रहरध्वम् (praharadhvam) - strike, attack

• इतः (itaḥ) - from here, from this place

• सर्वे (sarve) - all, all of you

• मम (mama) - my, to me (genitive/dative of 'I')

• गात्रे (gātre) - on the body, to the body

• महारथाः (mahārathāḥ) - you great charioteers (addressed by Aśvatthāman) (great charioteers, great warriors)

• स्थिरीभूताः (sthirībhūtāḥ) - having become firm, having become steady

• च (ca) - and, also

• युध्यध्वम् (yudhyadhvam) - fight, you all fight

• दर्शयन्तः (darśayantaḥ) - showing, demonstrating (while showing)

• अस्त्रालाघवम् (astrālāghavam) - agility in weapons, skill with weapons

Words meanings and morphology

ततः (tataḥ) - then, thereupon, afterwards

(indeclinable)

अब्रवीत् (abravīt) - he spoke, he said

(verb)

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

Root: brū (class 2)

सकैकेयन् (sakaikeyan) - to the Kaikeyas, with the Kaikeyas

(adjective)

Accusative, masculine, plural of sakaikeya

sakaikeya - accompanied by the Kaikeyas, with the Kaikeyas

Compound type : bahuvrīhi (saha+kaikeya)

• saha – with, accompanied by
  indeclinable
• kaikeya – a member of the Kaikeya clan
  proper noun (masculine)

पाञ्चालान् (pāñcālān) - to the Pañcālas

(proper noun)

Accusative, masculine, plural of pāñcāla

pāñcāla - a member of the Pañcāla clan

गौतमीसुतः (gautamīsutaḥ) - Aśvatthāman, son of Droṇa and Kṛpī (also called Gautamī) (the son of Gautamī)

(noun)

Nominative, masculine, singular of gautamīsuta

gautamīsuta - son of Gautamī

Compound type : tatpuruṣa (gautamī+suta)

• gautamī – descendant of Gotama (female)
  proper noun (feminine)
• suta – son
  noun (masculine)
  Root: sū (class 2)

Note: Refers to Aśvatthāman.

प्रहरध्वम् (praharadhvam) - strike, attack

(verb)

2nd person , plural, middle, imperative (loṭ) of hṛ

Verb with prefix 'pra'

Prefix: pra

Root: hṛ (class 1)

इतः (itaḥ) - from here, from this place

(indeclinable)

सर्वे (sarve) - all, all of you

(pronoun)

Nominative, masculine, plural of sarva

sarva - all, every, whole

Note: Refers to the Kaikeyas and Pañcālas addressed.

मम (mama) - my, to me (genitive/dative of 'I')

(pronoun)

Genitive, singular of asmad

asmad - I, me

गात्रे (gātre) - on the body, to the body

(noun)

Locative, neuter, singular of gātra

gātra - body, limb

Note: It can also be dative or nominative/accusative dual, but locative singular ('on my body') fits context best.

महारथाः (mahārathāḥ) - you great charioteers (addressed by Aśvatthāman) (great charioteers, great warriors)

(noun)

Vocative, masculine, plural of mahāratha

mahāratha - a great charioteer, a great warrior

Compound type : karmadhāraya (mahā+ratha)

• mahā – great, large, mighty
  adjective
• ratha – chariot, a warrior fighting from a chariot
  noun (masculine)

Note: Appears as nominative plural in form, but functions as vocative in this context of direct address.

स्थिरीभूताः (sthirībhūtāḥ) - having become firm, having become steady

(adjective)

Nominative, masculine, plural of sthirībhūta

sthirībhūta - become firm, made steady

Past Passive Participle

Derived from 'sthirī-bhū' (to become firm)

Root: bhū (class 1)

Note: It's a participle functioning as an adjective for the subject (you all).

च (ca) - and, also

(indeclinable)

युध्यध्वम् (yudhyadhvam) - fight, you all fight

(verb)

2nd person , plural, middle, imperative (loṭ) of yudh

Root: yudh (class 4)

दर्शयन्तः (darśayantaḥ) - showing, demonstrating (while showing)

(adjective)

Nominative, masculine, plural of darśayat

darśayat - showing, demonstrating

Present Active Participle

From causative root of 'dṛś' (to see)

Root: dṛś (class 10)

Note: Functions adverbially, indicating an action performed simultaneously with 'fighting'.

अस्त्रालाघवम् (astrālāghavam) - agility in weapons, skill with weapons

(noun)

Accusative, neuter, singular of astralāghava

astralāghava - lightness/agility in weapons, skill in archery

Compound type : tatpuruṣa (astra+lāghava)

• astra – weapon, missile
  noun (neuter)
  Root: as (class 4)
• lāghava – lightness, quickness, agility, skill
  noun (neuter)
  Derived from 'laghu' (light).

Note: Object of 'demonstrating'.