महाभारतः mahābhārataḥ - book-12, chapter-209, verse-12

प्रसन्नैरिन्द्रियैर्यद्यत्संकल्पयति मानसम् ।
तत्तत्स्वप्नेऽप्युपरते मनोदृष्टिर्निरीक्षते ॥१२॥

12. prasannairindriyairyadyatsaṁkalpayati mānasam ,
tattatsvapne'pyuparate manodṛṣṭirnirīkṣate.

12. prasannaiḥ indriyaiḥ yadyat saṅkalpayati mānasam
tat tat svapne api uparate manodṛṣṭiḥ nirīkṣate

12. mānasam prasannaiḥ indriyaiḥ yadyat saṅkalpayati,
manodṛṣṭiḥ svapne api uparate tat tat nirīkṣate

12. Whatever the mind (mānasam) conceives through its clear senses, that very thing is perceived by the mind's vision (manodṛṣṭiḥ) even in a dream, when the senses have ceased their activity.

Words meanings summery:

• प्रसन्नैः (prasannaiḥ) - by the calm or clear senses (by the clear, by the serene, by the placid)

• इन्द्रियैः (indriyaiḥ) - by the sense organs (by the senses, by the faculties)

• यद्यत् (yadyat) - whatever (thing, thought, etc.) (whatever, whichever)

• सङ्कल्पयति (saṅkalpayati) - conceives (a thought or idea) (conceives, resolves, intends, designs)

• मानसम् (mānasam) - the mind (mānasam) as the faculty of thought and will (the mind, mental)

• तत् (tat) - that very thing (that, that thing)

• तत् (tat) - that very thing (reinforcing the previous 'tat') (that, that thing)

• स्वप्ने (svapne) - even in a dream state (in a dream, in sleep)

• अपि (api) - even (under these conditions) (even, also, too)

• उपरते (uparate) - when (the senses) have ceased their activity (when ceased, when at rest, when stopped)

• मनोदृष्टिः (manodṛṣṭiḥ) - the mental faculty of perception or sight (the mind's vision, mental perception)

• निरीक्षते (nirīkṣate) - perceives (mentally) (perceives, beholds, observes)

Words meanings and morphology

प्रसन्नैः (prasannaiḥ) - by the calm or clear senses (by the clear, by the serene, by the placid)

(adjective)

Instrumental, plural of prasanna

prasanna - clear, bright, calm, serene, placid, gracious

Past Passive Participle

Derived from pra-√sad (to sit down, to become clear/calm)

Prefix: pra

Root: sad (class 1)

Note: Qualifies 'indriyaiḥ'.

इन्द्रियैः (indriyaiḥ) - by the sense organs (by the senses, by the faculties)

(noun)

Instrumental, neuter, plural of indriya

indriya - sense, faculty, organ of sense

Derived from Indra, meaning that which belongs to or is suitable for Indra; associated with vital power.

यद्यत् (yadyat) - whatever (thing, thought, etc.) (whatever, whichever)

(pronoun)

Accusative, neuter, singular of yadyat

yadyat - whatever, whichever (distributive or indefinite relative pronoun)

Repetition of yat (which, what) for emphasis or distributivity.

Note: Functions as the object of 'saṅkalpayati'.

सङ्कल्पयति (saṅkalpayati) - conceives (a thought or idea) (conceives, resolves, intends, designs)

(verb)

3rd person , singular, active, present (laṭ) of saṅkalpa

Formed from saṃ-√kḷp (to be arranged, to be fitted). The verb `saṅkalpayati` is a causative from this root, meaning 'causes to intend/resolve' or simply 'intends/resolves'.

Prefix: sam

Root: kḷp (class 10)

मानसम् (mānasam) - the mind (mānasam) as the faculty of thought and will (the mind, mental)

(noun)

Nominative, neuter, singular of mānasam

mānasam - pertaining to the mind, mental, the mind (noun)

Derived from manas (mind) with suffix -a.

Root: man

Note: Subject of 'saṅkalpayati'.

तत् (tat) - that very thing (that, that thing)

(pronoun)

Accusative, neuter, singular of tad

tad - that, he, she, it

Demonstrative pronoun.

Note: Object of 'nirīkṣate'.

तत् (tat) - that very thing (reinforcing the previous 'tat') (that, that thing)

(pronoun)

Accusative, neuter, singular of tad

tad - that, he, she, it

Demonstrative pronoun.

Note: Reinforces the preceding 'tat'.

स्वप्ने (svapne) - even in a dream state (in a dream, in sleep)

(noun)

Locative, masculine, singular of svapna

svapna - sleep, dream, dreaming

Derived from √svap (to sleep).

Root: svap (class 2)

अपि (api) - even (under these conditions) (even, also, too)

(indeclinable)

Note: Emphatic particle.

उपरते (uparate) - when (the senses) have ceased their activity (when ceased, when at rest, when stopped)

(adjective)

Locative, singular of uparata

uparata - ceased, stopped, at rest, dead

Past Passive Participle

Derived from upa-√ram (to stop, to cease).

Prefix: upa

Root: ram (class 1)

Note: In locative absolute construction, typically implying 'indriyeṣu' (senses).

मनोदृष्टिः (manodṛṣṭiḥ) - the mental faculty of perception or sight (the mind's vision, mental perception)

(noun)

Nominative, feminine, singular of manodṛṣṭi

manodṛṣṭi - mental sight, the eye of the mind, mental vision

Compound of manas (mind) and dṛṣṭi (sight, vision).

Compound type : tatpuruṣa (manas+dṛṣṭi)

• manas – mind, intellect, thought
  noun (neuter)
  Root: man (class 4)
• dṛṣṭi – sight, vision, eye, view
  noun (feminine)
  Derived from √dṛś (to see).
  Root: dṛś (class 1)

Note: Subject of 'nirīkṣate'.

निरीक्षते (nirīkṣate) - perceives (mentally) (perceives, beholds, observes)

(verb)

3rd person , singular, middle, present (laṭ) of nirīkṣ

Derived from nis-√īkṣ (to see).

Prefix: nis

Root: īkṣ (class 1)