महाभारतः mahābhārataḥ - book-3, chapter-278, verse-27

मनसा निश्चयं कृत्वा ततो वाचाभिधीयते ।
क्रियते कर्मणा पश्चात्प्रमाणं मे मनस्ततः ॥२७॥

27. manasā niścayaṁ kṛtvā tato vācābhidhīyate ,
kriyate karmaṇā paścātpramāṇaṁ me manastataḥ.

27. manasā niścayam kṛtvā tataḥ vācā abhidhīyate
kriyate karmaṇā paścāt pramāṇam me manaḥ tataḥ

27. First, a decision is made by the mind; then it is expressed through speech; afterwards, it is accomplished by action (karma). Therefore, my mind is the ultimate authority (pramāṇa).

Words meanings summery:

• मनसा (manasā) - by the mind, with the mind

• निश्चयम् (niścayam) - decision, certainty, determination

• कृत्वा (kṛtvā) - having done, having made

• ततः (tataḥ) - then, indicating sequence of events (then, thence, thereafter, therefore)

• वाचा (vācā) - by speech, with words

• अभिधीयते (abhidhīyate) - it is expressed, it is declared, it is said

• क्रियते (kriyate) - it is done, it is performed

• कर्मणा (karmaṇā) - by action (karma), through work

• पश्चात् (paścāt) - afterwards, behind, later

• प्रमाणम् (pramāṇam) - ultimate authority (pramāṇa) (authority, proof, standard, measure)

• मे (me) - to me (my, to me, for me)

• मनः (manaḥ) - mind, intellect

• ततः (tataḥ) - therefore, indicating a conclusion (then, thence, thereafter, therefore)

Words meanings and morphology

मनसा (manasā) - by the mind, with the mind

(noun)

Instrumental, neuter, singular of manas

manas - mind, intellect, thought, understanding

Root: man (class 4)

निश्चयम् (niścayam) - decision, certainty, determination

(noun)

Accusative, masculine, singular of niścaya

niścaya - ascertainment, certainty, conviction, decision

From prefix nis- and root ci (to gather, observe)

Prefix: nis

Root: ci (class 5)

Note: Object of kṛtvā.

कृत्वा (kṛtvā) - having done, having made

(indeclinable)

Absolutive (Gerund)

From root kṛ

Root: kṛ (class 8)

ततः (tataḥ) - then, indicating sequence of events (then, thence, thereafter, therefore)

(indeclinable)

वाचा (vācā) - by speech, with words

(noun)

Instrumental, feminine, singular of vāc

vāc - speech, voice, word

अभिधीयते (abhidhīyate) - it is expressed, it is declared, it is said

(verb)

3rd person , singular, passive, present indicative (laṭ) of abhidhā

Root dhā with prefix abhi; Passive voice, Ātmanepada, 3rd person singular, present indicative

Prefix: abhi

Root: dhā (class 3)

क्रियते (kriyate) - it is done, it is performed

(verb)

3rd person , singular, passive, present indicative (laṭ) of kṛ

Root kṛ; Passive voice, Ātmanepada, 3rd person singular, present indicative

Root: kṛ (class 8)

कर्मणा (karmaṇā) - by action (karma), through work

(noun)

Instrumental, neuter, singular of karman

karman - action, deed, work, ritual action, fate (karma)

From root kṛ (to do)

Root: kṛ (class 8)

पश्चात् (paścāt) - afterwards, behind, later

(indeclinable)

प्रमाणम् (pramāṇam) - ultimate authority (pramāṇa) (authority, proof, standard, measure)

(noun)

Nominative, neuter, singular of pramāṇa

pramāṇa - proof, authority, measure, standard, right knowledge (pramāṇa)

From prefix pra- and root mā (to measure)

Prefix: pra

Root: mā (class 2)

Note: Subject of implied 'is'.

मे (me) - to me (my, to me, for me)

(pronoun)

singular of aham

aham - I

Note: Here, dative (to me) with 'rocate'.

मनः (manaḥ) - mind, intellect

(noun)

Nominative, neuter, singular of manas

manas - mind, intellect, thought, understanding

Root: man (class 4)

Note: Subject of implied 'is'.

ततः (tataḥ) - therefore, indicating a conclusion (then, thence, thereafter, therefore)

(indeclinable)