महाभारतः mahābhārataḥ - book-5, chapter-185, verse-23

प्रस्वापमस्त्रं दयितं वचनाद्ब्रह्मवादिनाम् ।
चिन्तितं च तदस्त्रं मे मनसि प्रत्यभात्तदा ॥२३॥

23. prasvāpamastraṁ dayitaṁ vacanādbrahmavādinām ,
cintitaṁ ca tadastraṁ me manasi pratyabhāttadā.

23. prasvāpam astram dayitam vacanāt brahmavādinām
cintitam ca tat astram me manasi prati abhāt tadā

23. tadā brahmavādinām vacanāt me dayitam prasvāpam
astram ca tat astram manasi cintitam prati abhāt

23. That sleep-inducing weapon (prasvāpa), dear to me, (which was received) by the command of the Brahma-knowing sages (brahmavādinām)—and then, when that weapon was thought of by me, it appeared in my mind.

Words meanings summery:

• प्रस्वापम् (prasvāpam) - the sleep-inducing weapon (prasvāpa) (the sleep-inducing weapon)

• अस्त्रम् (astram) - weapon (weapon, missile, arrow)

• दयितम् (dayitam) - dear (to me) (beloved, dear, liked)

• वचनात् (vacanāt) - by the command (from the word, from the command, by means of speech)

• ब्रह्मवादिनाम् (brahmavādinām) - of the Brahma-knowing sages (brahmavādinām) (of those who speak of Brahman, of the theologians, of the Vedic scholars)

• चिन्तितम् (cintitam) - when it was thought of (thought, considered, imagined)

• च (ca) - and (and, also)

• तत् (tat) - that (weapon) (that)

• अस्त्रम् (astram) - weapon (weapon, missile, arrow)

• मे (me) - by me (genitive often indicates agent with PPP) (my, to me, of me)

• मनसि (manasi) - in my mind (in the mind, in the heart)

• प्रति (prati) - back (as a prefix to 'abhāt') (towards, against, back, in return)

• अभात् (abhāt) - appeared (shone, appeared, became evident)

• तदा (tadā) - then (then, at that time)

Words meanings and morphology

प्रस्वापम् (prasvāpam) - the sleep-inducing weapon (prasvāpa) (the sleep-inducing weapon)

(noun)

Accusative, masculine, singular of prasvāpa

prasvāpa - sleep-inducing, causing unconsciousness; a sleep-inducing weapon

Derived from pra-svap (to sleep deeply)

Prefix: pra

Root: svap (class 2)

Note: Refers to a specific type of celestial weapon.

अस्त्रम् (astram) - weapon (weapon, missile, arrow)

(noun)

Accusative, neuter, singular of astra

astra - missile, weapon, arrow, a magical weapon

दयितम् (dayitam) - dear (to me) (beloved, dear, liked)

(adjective)

Accusative, neuter, singular of dayita

dayita - beloved, dear, liked, cherished

Past Passive Participle

Derived from the root 'day' (to love, to pity).

Root: day (class 1)

वचनात् (vacanāt) - by the command (from the word, from the command, by means of speech)

(noun)

Ablative, neuter, singular of vacana

vacana - word, speech, saying, command, statement

Derived from the root 'vac' (to speak).

Root: vac (class 2)

ब्रह्मवादिनाम् (brahmavādinām) - of the Brahma-knowing sages (brahmavādinām) (of those who speak of Brahman, of the theologians, of the Vedic scholars)

(noun)

Genitive, masculine, plural of brahmavādin

brahmavādin - one who speaks or expounds Brahman; a theologian, a sage learned in the Vedas

Compound type : tatpurusha (brahman+vādin)

• brahman – the Absolute, ultimate reality, sacred utterance, the Vedas
  noun (neuter)
• vādin – speaking, expounding, maintaining, arguing
  adjective (masculine)
  Derived from the root 'vad' (to speak).
  Root: vad (class 1)

चिन्तितम् (cintitam) - when it was thought of (thought, considered, imagined)

(adjective)

Nominative, neuter, singular of cintita

cintita - thought, considered, imagined, pondered

Past Passive Participle

Derived from the root 'cint' (to think, to consider).

Root: cint (class 10)

च (ca) - and (and, also)

(indeclinable)

तत् (tat) - that (weapon) (that)

(pronoun)

Nominative, neuter, singular of tad

tad - that (demonstrative pronoun)

अस्त्रम् (astram) - weapon (weapon, missile, arrow)

(noun)

Nominative, neuter, singular of astra

astra - missile, weapon, arrow, a magical weapon

मे (me) - by me (genitive often indicates agent with PPP) (my, to me, of me)

(pronoun)

Genitive, singular of mad

mad - I, me (first person pronoun)

मनसि (manasi) - in my mind (in the mind, in the heart)

(noun)

Locative, neuter, singular of manas

manas - mind, intellect, heart, spirit

प्रति (prati) - back (as a prefix to 'abhāt') (towards, against, back, in return)

(indeclinable)

अभात् (abhāt) - appeared (shone, appeared, became evident)

(verb)

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

Root: bhā (class 2)

Note: Combined with 'prati' it forms 'pratyabhāt' (appeared back, reappeared).

तदा (tadā) - then (then, at that time)

(indeclinable)