महाभारतः mahābhārataḥ - book-12, chapter-240, verse-3

बुद्धिरात्मा मनुष्यस्य बुद्धिरेवात्मनोऽऽत्मिका ।
यदा विकुरुते भावं तदा भवति सा मनः ॥३॥

3. buddhirātmā manuṣyasya buddhirevātmano''tmikā ,
yadā vikurute bhāvaṁ tadā bhavati sā manaḥ.

3. buddhiḥ ātmā manuṣyasya buddhiḥ eva ātmanaḥ
ātmikā yadā vikurute bhāvam tadā bhavati sā manaḥ

3. manuṣyasya buddhiḥ ātmā buddhiḥ eva ātmanaḥ
ātmikā yadā sā bhāvam vikurute tadā manaḥ bhavati

3. The intellect (buddhi) is the very essence (ātman) of a human being. Indeed, the intellect (buddhi) is the intrinsic nature of the self (ātman). When it transforms its state, then it becomes the mind.

Words meanings summery:

• बुद्धिः (buddhiḥ) - the faculty of intelligence or discernment in a human being (intellect, understanding, discernment, reason)

• आत्मा (ātmā) - the fundamental essence or inner self of a person (self, soul, spirit, essence)

• मनुष्यस्य (manuṣyasya) - of a human being, of a man, of a person

• बुद्धिः (buddhiḥ) - intellect, understanding, discernment, reason

• एव (eva) - indeed, just, only, exactly, merely

• आत्मनः (ātmanaḥ) - of the self, of the soul

• आत्मिका (ātmikā) - the intrinsic nature of the self (ātman) (pertaining to the self, essential, inherent, spiritual)

• यदा (yadā) - when, at what time

• विकुरुते (vikurute) - when the intellect transforms its state (transforms, changes, modifies, distorts)

• भावम् (bhāvam) - state, condition, nature, disposition, feeling, existence

• तदा (tadā) - then, at that time

• भवति (bhavati) - becomes, is, exists

• सा (sā) - refers to 'buddhiḥ' (intellect) (she, it (feminine nominative singular))

• मनः (manaḥ) - mind, thought, intention, intellect

Words meanings and morphology

बुद्धिः (buddhiḥ) - the faculty of intelligence or discernment in a human being (intellect, understanding, discernment, reason)

(noun)

Nominative, feminine, singular of buddhi

buddhi - intellect, understanding, discernment, reason, perception

Derived from root budh (to know, understand)

Root: budh (class 1)

आत्मा (ātmā) - the fundamental essence or inner self of a person (self, soul, spirit, essence)

(noun)

Nominative, masculine, singular of ātman

ātman - self, soul, spirit, essence, breath, principle of life

मनुष्यस्य (manuṣyasya) - of a human being, of a man, of a person

(noun)

Genitive, masculine, singular of manuṣya

manuṣya - human being, man, person

बुद्धिः (buddhiḥ) - intellect, understanding, discernment, reason

(noun)

Nominative, feminine, singular of buddhi

buddhi - intellect, understanding, discernment, reason, perception

Derived from root budh (to know, understand)

Root: budh (class 1)

एव (eva) - indeed, just, only, exactly, merely

(indeclinable)

आत्मनः (ātmanaḥ) - of the self, of the soul

(noun)

Genitive, masculine, singular of ātman

ātman - self, soul, spirit, essence, breath, principle of life

आत्मिका (ātmikā) - the intrinsic nature of the self (ātman) (pertaining to the self, essential, inherent, spiritual)

(adjective)

Nominative, feminine, singular of ātmika

ātmika - relating to the self or soul, spiritual, essential, inherent

Derived from ātman with the suffix -ika

Note: Qualifies 'buddhiḥ'.

यदा (yadā) - when, at what time

(indeclinable)

विकुरुते (vikurute) - when the intellect transforms its state (transforms, changes, modifies, distorts)

(verb)

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

Present Middle Voice (Ātmanepada)

Derived from root kṛ (class 8) with upasarga vi-

Prefix: vi

Root: kṛ (class 8)

भावम् (bhāvam) - state, condition, nature, disposition, feeling, existence

(noun)

Accusative, masculine, singular of bhāva

bhāva - state, condition, nature, disposition, feeling, existence, being

Derived from root bhū (to be, exist)

Root: bhū (class 1)

तदा (tadā) - then, at that time

(indeclinable)

भवति (bhavati) - becomes, is, exists

(verb)

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

Present Active Voice (Parasmaipada)

Root bhū, class 1

Root: bhū (class 1)

सा (sā) - refers to 'buddhiḥ' (intellect) (she, it (feminine nominative singular))

(pronoun)

Nominative, feminine, singular of tad

tad - that, she, it

मनः (manaḥ) - mind, thought, intention, intellect

(noun)

Nominative, neuter, singular of manas

manas - mind, thought, intention, intellect, heart, conscience

Derived from root man (to think)

Root: man (class 4)