महाभारतः mahābhārataḥ - book-3, chapter-166, verse-10

ततो द्वाराणि पिदधुर्दानवास्त्रस्तचेतसः ।
संविधाय पुरे रक्षां न स्म कश्चन दृश्यते ॥१०॥

10. tato dvārāṇi pidadhurdānavāstrastacetasaḥ ,
saṁvidhāya pure rakṣāṁ na sma kaścana dṛśyate.

10. tataḥ dvārāṇi pidadhuḥ dānavāḥ trastacetasaḥ |
saṃvidhāya pure rakṣām na sma kaścana dṛśyate

10. Then, the Dānavas, whose minds were filled with terror, closed the gates. After making arrangements for the city's defense, no one was visible.

Words meanings summery:

• ततः (tataḥ) - then, from there, thereupon

• द्वाराणि (dvārāṇi) - gates, doors

• पिदधुः (pidadhuḥ) - they closed, they shut

• दानवाः (dānavāḥ) - Dānavas (a class of demons)

• त्रस्तचेतसः (trastacetasaḥ) - whose minds were filled with terror (whose minds were terrified, having terrified minds)

• संविधाय (saṁvidhāya) - after making arrangements (having arranged, having made preparations)

• पुरे (pure) - in the city, in the town

• रक्षाम् (rakṣām) - the city's defense (protection, defense)

• न (na) - not, no

• स्म (sma) - indicates past tense (a particle used to express past time with present tense verbs)

• कश्चन (kaścana) - no one (in combination with 'na') (anyone, someone)

• दृश्यते (dṛśyate) - was visible (due to 'sma') (is seen, appears, is visible)

Words meanings and morphology

ततः (tataḥ) - then, from there, thereupon

(indeclinable)

द्वाराणि (dvārāṇi) - gates, doors

(noun)

Accusative, neuter, plural of dvāra

dvāra - door, gate, entrance

पिदधुः (pidadhuḥ) - they closed, they shut

(verb)

3rd person , plural, active, perfect (lit) of api-dhā

Prefix: api

Root: dhā (class 3)

दानवाः (dānavāḥ) - Dānavas (a class of demons)

(proper noun)

Nominative, masculine, plural of dānava

dānava - a descendant of Danu; a demon, an Asura

Patronymic from Danu.

त्रस्तचेतसः (trastacetasaḥ) - whose minds were filled with terror (whose minds were terrified, having terrified minds)

(adjective)

Nominative, masculine, plural of trasta-cetas

trasta-cetas - having a terrified mind, with a scared heart

Compound type : bahuvrīhi (trasta+cetas)

• trasta – terrified, frightened, scared
  participle (masculine)
  past passive participle
  Derived from the root tras (to tremble, to be afraid) with suffix -ta.
  Root: tras (class 1)
• cetas – mind, intellect, heart, soul
  noun (neuter)

Note: Modifies 'dānavāḥ'

संविधाय (saṁvidhāya) - after making arrangements (having arranged, having made preparations)

(indeclinable)

absolutive

Derived from the root dhā (to place, arrange) with prefixes sam and vi, and suffix -ya.

Prefixes: sam+vi

Root: dhā (class 3)

पुरे (pure) - in the city, in the town

(noun)

Locative, neuter, singular of pura

pura - city, town, stronghold

रक्षाम् (rakṣām) - the city's defense (protection, defense)

(noun)

Accusative, feminine, singular of rakṣā

rakṣā - protection, guarding, defense, preservation

Root: rakṣ (class 1)

न (na) - not, no

(indeclinable)

स्म (sma) - indicates past tense (a particle used to express past time with present tense verbs)

(indeclinable)

कश्चन (kaścana) - no one (in combination with 'na') (anyone, someone)

(pronoun)

Nominative, masculine, singular of kaścana

kaścana - anyone, someone (often used with na to mean 'no one')

Derived from the interrogative pronoun kim/ka with the emphatic suffix -cana.

दृश्यते (dṛśyate) - was visible (due to 'sma') (is seen, appears, is visible)

(verb)

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

Root: dṛś (class 1)

Note: Used with 'sma' to indicate past tense.