योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-50, verse-24

प्राप दग्ध्वा वनं सिन्धुं मृगेन्द्रमिव कन्दरात् ।
सिन्धुरभ्यासतोऽग्न्यस्त्रं वारुणास्त्रेण शामयन् ॥ २४ ॥

prāpa dagdhvā vanaṃ sindhuṃ mṛgendramiva kandarāt ,
sindhurabhyāsato'gnyastraṃ vāruṇāstreṇa śāmayan 24

24. prāpa dagdhvā vanam sindhum mṛgendraḥ iva kandarāt
sindhuḥ abhyāsataḥ agnyastram vāruṇāstreṇa śāmayan

24. vanam dagdhvā kandarāt mṛgendraḥ iva sindhum prāpa
sindhuḥ abhyāsataḥ vāruṇāstreṇa agnyastram śāmayan

24. Having burned the forest, he (Agni) reached the Sindhu region, much like a lion emerges from its cave. There, the warrior Sindhu, by his skill, extinguished the fire-weapon (agnyastra) with a water-weapon (vāruṇāstra).

Words meanings summery:

• प्राप (prāpa) - he (Agni) arrived at (he reached, he obtained, he arrived)

• दग्ध्वा (dagdhvā) - having burnt, having consumed

• वनम् (vanam) - forest, wood, grove

• सिन्धुम् (sindhum) - the Sindhu region or river (river, ocean, the Indus river, a region named Sindhu)

• मृगेन्द्रः (mṛgendraḥ) - lion (lit. king of beasts)

• इव (iva) - like, as if, as

• कन्दरात् (kandarāt) - from the cave

• सिन्धुः (sindhuḥ) - the warrior named Sindhu (river, ocean, the Indus river, a region named Sindhu, a person named Sindhu)

• अभ्यासतः (abhyāsataḥ) - by his skill (in archery/warfare) (by practice, by skill, from proximity)

• अग्न्यस्त्रम् (agnyastram) - the fire-weapon (agnyastra) (fire-weapon)

• वारुणास्त्रेण (vāruṇāstreṇa) - with the water-weapon (vāruṇāstra) (with the water-weapon)

• शामयन् (śāmayan) - extinguishing (the fire-weapon) (extinguishing, calming, pacifying (present active participle))

Words meanings and morphology

प्राप (prāpa) - he (Agni) arrived at (he reached, he obtained, he arrived)

(verb)

3rd person , singular, active, past perfect (liṭ) of pra + āp

perfect tense (liṭ)

Perfect 3rd person singular, root āp with upasarga pra

Prefix: pra

Root: āp (class 5)

दग्ध्वा (dagdhvā) - having burnt, having consumed

(indeclinable)

absolutive

Formed with suffix -tvā (irregular form of dah)

Root: dah (class 1)

Note: Indicates a prior action to 'prāpa'.

वनम् (vanam) - forest, wood, grove

(noun)

Accusative, neuter, singular of vana

vana - forest, wood, grove, thicket

Root: van (class 1)

Note: Object of the absolutive 'dagdhvā'.

सिन्धुम् (sindhum) - the Sindhu region or river (river, ocean, the Indus river, a region named Sindhu)

(noun)

Accusative, masculine, singular of sindhu

sindhu - river, ocean, the Indus river, a country/region named Sindhu

Root: syand (class 1)

Note: Object of the verb 'prāpa'.

मृगेन्द्रः (mṛgendraḥ) - lion (lit. king of beasts)

(noun)

Nominative, masculine, singular of mṛgendra

mṛgendra - lion (lit. chief of beasts), tiger

Compound of mṛga (beast) + indra (chief)

Compound type : tatpurusha (mṛga+indra)

• mṛga – wild animal, beast, deer
  noun (masculine)
  Root: mṛj (class 2)
• indra – chief, lord, best, Indra (deity)
  noun (masculine)
  Root: id (class 2)

Note: Subject of comparison with the implied warrior.

इव (iva) - like, as if, as

(indeclinable)

Note: Used for comparison.

कन्दरात् (kandarāt) - from the cave

(noun)

Ablative, feminine, singular of kandarā

kandarā - cave, grotto, cavern

Note: Indicates origin or departure.

सिन्धुः (sindhuḥ) - the warrior named Sindhu (river, ocean, the Indus river, a region named Sindhu, a person named Sindhu)

(proper noun)

Nominative, masculine, singular of sindhu

sindhu - river, ocean, the Indus river, a country/region named Sindhu, a specific person (warrior) named Sindhu

Root: syand (class 1)

Note: Subject of 'śāmayan'.

अभ्यासतः (abhyāsataḥ) - by his skill (in archery/warfare) (by practice, by skill, from proximity)

(indeclinable)

From abhi-as (to throw towards, practice)

Prefix: abhi

Root: as (class 4)

Note: Modifies 'śāmayan'.

अग्न्यस्त्रम् (agnyastram) - the fire-weapon (agnyastra) (fire-weapon)

(noun)

Accusative, neuter, singular of agnyastra

agnyastra - a fire-weapon, a missile discharging fire

Compound of agni (fire) + astra (weapon)

Compound type : tatpurusha (agni+astra)

• agni – fire, fire-god Agni
  noun (masculine)
  Root: ag
• astra – weapon, missile, projectile
  noun (neuter)
  From as (to throw)
  Root: as (class 4)

Note: Object of the participle 'śāmayan'.

वारुणास्त्रेण (vāruṇāstreṇa) - with the water-weapon (vāruṇāstra) (with the water-weapon)

(noun)

Instrumental, neuter, singular of vāruṇāstra

vāruṇāstra - a water-weapon, a missile discharging water (related to Varuṇa)

Compound of vāruṇa (relating to Varuṇa) + astra (weapon)

Compound type : tatpurusha (vāruṇa+astra)

• vāruṇa – relating to Varuṇa, aquatic
  adjective (masculine)
  Derived from Varuṇa (deity of waters)
  Root: vṛ (class 5)
• astra – weapon, missile, projectile
  noun (neuter)
  From as (to throw)
  Root: as (class 4)

Note: Indicates the means by which the action is performed.

शामयन् (śāmayan) - extinguishing (the fire-weapon) (extinguishing, calming, pacifying (present active participle))

(participle)

Nominative, masculine, singular of śam

śam - to be calm, to cease, to extinguish, to pacify

present active participle

Causative stem śāmi, present participle from causative śamayati, suffix -śatṛ

Root: śam (class 4)

Note: Modifies Sindhuḥ and indicates an ongoing action.