योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-49, verse-35

वेतालास्त्रं ततो दत्ते तेनोत्तस्थुः शवव्रजाः ।
अमूर्धानः समूर्धानो वेताला वेशवल्लिताः ॥ ३५ ॥

vetālāstraṃ tato datte tenottasthuḥ śavavrajāḥ ,
amūrdhānaḥ samūrdhāno vetālā veśavallitāḥ 35

35. vetāla-astram tataḥ datte tena uttasthuḥ śavavrajāḥ
amūrdhānaḥ samūrdhānaḥ vetālāḥ veśavallitāḥ

35. tataḥ vetāla-astram datte tena śavavrajāḥ amūrdhānaḥ
samūrdhānaḥ veśavallitāḥ vetālāḥ uttasthuḥ

35. Then he deployed the Vetāla-weapon, and by its power, throngs of corpses rose up. These were vetālās, some headless and some with heads, having entered and taken possession of the bodies.

Words meanings summery:

• वेताल-अस्त्रम् (vetāla-astram) - the specific weapon that summons vetālas (the weapon of vetālas)

• ततः (tataḥ) - following the previous action (then, thence)

• दत्ते (datte) - the king deploys the weapon (he gives, he grants, he deploys)

• तेन (tena) - by the power of the Vetāla-weapon (by that, by it)

• उत्तस्थुः (uttasthuḥ) - the corpses arose (they arose, they stood up)

• शवव्रजाः (śavavrajāḥ) - multitudes of animated corpses (hordes of corpses, throngs of dead bodies)

• अमूर्धानः (amūrdhānaḥ) - some of the vetālās were headless (headless, without heads)

• समूर्धानः (samūrdhānaḥ) - some of the vetālās had heads (with heads, having heads)

• वेतालाः (vetālāḥ) - the animating spirits or entities called vetālās (vetālas, vampires)

• वेशवल्लिताः (veśavallitāḥ) - vetālās that had entered and animated the corpses (possessed and agitated, having entered and entangled/possessed)

Words meanings and morphology

वेताल-अस्त्रम् (vetāla-astram) - the specific weapon that summons vetālas (the weapon of vetālas)

(noun)

Accusative, neuter, singular of vetāla-astra

vetāla-astra - weapon of vetālas

Compound type : tatpurusha (vetāla+astra)

• vetāla – a ghost, vampire, demon possessing corpses
  noun (masculine)
• astra – weapon, missile
  noun (neuter)
  Root: as (class 4)

Note: Compound: Vetāla's weapon (Genitive Tatpurusha)

ततः (tataḥ) - following the previous action (then, thence)

(indeclinable)

दत्ते (datte) - the king deploys the weapon (he gives, he grants, he deploys)

(verb)

3rd person , singular, middle, present (lat) of dā

present

present tense, middle voice, 3rd person singular

Root: dā (class 3)

Note: Implied subject 'he' (the king).

तेन (tena) - by the power of the Vetāla-weapon (by that, by it)

(pronoun)

Instrumental, neuter, singular of tad

tad - that, it

Note: Refers to the 'vetāla-astra'.

उत्तस्थुः (uttasthuḥ) - the corpses arose (they arose, they stood up)

(verb)

3rd person , plural, active, perfect (lit) of ut-sthā

perfect

perfect tense, 3rd person plural

Prefix: ut

Root: sthā (class 1)

शवव्रजाः (śavavrajāḥ) - multitudes of animated corpses (hordes of corpses, throngs of dead bodies)

(noun)

Nominative, masculine, plural of śavavraja

śavavraja - a multitude/throng of corpses

Compound type : tatpurusha (śava+vraja)

• śava – corpse, dead body
  noun (masculine)
  Root: śū
• vraja – multitude, troop, herd, flock
  noun (masculine)
  Root: vraj (class 1)

Note: Subject of 'uttasthuḥ'.

अमूर्धानः (amūrdhānaḥ) - some of the vetālās were headless (headless, without heads)

(adjective)

Nominative, masculine, plural of amūrdhan

amūrdhan - headless

formed with 'a-' negative prefix

Compound type : bahuvrihi (a+mūrdhan)

• a – not, un-
  indeclinable
  negative prefix
• mūrdhan – head, skull
  noun (masculine)
  Root: mūrdh

Note: Describes 'vetālāḥ'.

समूर्धानः (samūrdhānaḥ) - some of the vetālās had heads (with heads, having heads)

(adjective)

Nominative, masculine, plural of samūrdhan

samūrdhan - having heads, with heads

formed with 'sa-' prefix

Compound type : bahuvrihi (sa+mūrdhan)

• sa – with, together with
  indeclinable
  prefix indicating 'with'
• mūrdhan – head, skull
  noun (masculine)
  Root: mūrdh

Note: Describes 'vetālāḥ'.

वेतालाः (vetālāḥ) - the animating spirits or entities called vetālās (vetālas, vampires)

(noun)

Nominative, masculine, plural of vetāla

vetāla - a ghost, vampire, demon possessing corpses

Note: Refers to the entities that possess the corpses.

वेशवल्लिताः (veśavallitāḥ) - vetālās that had entered and animated the corpses (possessed and agitated, having entered and entangled/possessed)

(adjective)

Nominative, masculine, plural of veśavallita

veśavallita - entered and agitated, possessed and agitated

compound of veśa (entry, possession) and vallita (entangled, agitated)

Compound type : tatpurusha (veśa+vallita)

• veśa – entry, penetration, possession (by a spirit)
  noun (masculine)
  from root viś 'to enter'
  Root: viś (class 6)
• vallita – entangled, entwined, agitated
  adjective (masculine)
  Past Passive Participle
  derived from root val 'to cover, agitate'
  Root: val (class 1)

Note: Describes 'vetālāḥ'.