महाभारतः mahābhārataḥ - book-13, chapter-2, verse-71

निःसंदिग्धं मया वाक्यमेतत्ते समुदाहृतम् ।
तेनाहं विप्र सत्येन स्वयमात्मानमालभे ॥७१॥

71. niḥsaṁdigdhaṁ mayā vākyametatte samudāhṛtam ,
tenāhaṁ vipra satyena svayamātmānamālabhe.

71. niḥsandigdham mayā vākyam etat te samudāhṛtam
tena aham vipra satyena svayam ātmānam ālabhe

71. This statement has been declared by me to you without any doubt. O brahmin, by that truth I myself affirm my own self (ātman).

Words meanings summery:

• निःसन्दिग्धम् (niḥsandigdham) - undoubtedly, without doubt, certain

• मया (mayā) - by me

• वाक्यम् (vākyam) - statement, speech, sentence

• एतत् (etat) - Refers to the statement being made. (this, this one)

• ते (te) - The statement is made to the listener. (to you, your)

• समुदाहृतम् (samudāhṛtam) - declared, spoken forth, narrated

• तेन (tena) - By virtue of that truth. (by that, with that)

• अहम् (aham) - I

• विप्र (vipra) - Direct address to a brahmin. (O brahmin, O sage)

• सत्येन (satyena) - by truth, with truth

• स्वयम् (svayam) - Emphasizes the speaker's personal action. (oneself, by oneself, personally)

• आत्मानम् (ātmānam) - Refers to the individual self or consciousness. (self, soul, spirit)

• आलभे (ālabhe) - In this context, to 'affirm' or 'reach' one's true self. (I obtain, I touch, I seize, I take hold of, I affirm)

Words meanings and morphology

निःसन्दिग्धम् (niḥsandigdham) - undoubtedly, without doubt, certain

(adjective)

Accusative, neuter, singular of niḥsandigdha

niḥsandigdha - undoubted, certain, unquestionable

From niḥ- (without) + saṃ- (completely) + digdha (doubted).

Compound type : bahuvrihi (niḥ+saṃdigdha)

• niḥ – without, out, free from
  indeclinable
  Prefix/Preposition.
• saṃdigdha – doubted, questionable, uncertain
  adjective (neuter)
  Past Passive Participle
  From sam-dih (to doubt).
  Prefix: sam
  Root: dih (class 4)

Note: Functions adverbially.

मया (mayā) - by me

(pronoun)

Instrumental, singular of asmad

asmad - I, me, we, us (first person pronoun)

वाक्यम् (vākyam) - statement, speech, sentence

(noun)

Nominative, neuter, singular of vākya

vākya - sentence, speech, statement, word

From vac (to speak).

Root: vac (class 2)

एतत् (etat) - Refers to the statement being made. (this, this one)

(pronoun)

Nominative, neuter, singular of etad

etad - this, this one (demonstrative pronoun)

ते (te) - The statement is made to the listener. (to you, your)

(pronoun)

Dative, singular of yuṣmad

yuṣmad - you (second person pronoun)

समुदाहृतम् (samudāhṛtam) - declared, spoken forth, narrated

(adjective)

Nominative, neuter, singular of samudāhṛta

samudāhṛta - declared, expressed, spoken, narrated

Past Passive Participle

Derived from the root hṛ (to carry, offer) with prefixes sam-, ud-, and ā-, and suffix -kta.

Prefixes: sam+ud+ā

Root: hṛ (class 1)

Note: Predicate adjective.

तेन (tena) - By virtue of that truth. (by that, with that)

(pronoun)

Instrumental, neuter, singular of tad

tad - that, he, she, it (demonstrative pronoun)

Note: Can also be masculine singular instrumental.

अहम् (aham) - I

(pronoun)

Nominative, singular of asmad

asmad - I, me, we, us (first person pronoun)

विप्र (vipra) - Direct address to a brahmin. (O brahmin, O sage)

(noun)

Vocative, masculine, singular of vipra

vipra - brahmin, priest, sage, inspired

सत्येन (satyena) - by truth, with truth

(noun)

Instrumental, neuter, singular of satya

satya - truth, reality, true, real

From sat (being, existence).

Note: Can also be masculine singular instrumental.

स्वयम् (svayam) - Emphasizes the speaker's personal action. (oneself, by oneself, personally)

(indeclinable)

आत्मानम् (ātmānam) - Refers to the individual self or consciousness. (self, soul, spirit)

(noun)

Accusative, masculine, singular of ātman

ātman - self, soul, spirit, individual soul, universal spirit

आलभे (ālabhe) - In this context, to 'affirm' or 'reach' one's true self. (I obtain, I touch, I seize, I take hold of, I affirm)

(verb)

1st person , singular, middle, present (laṭ) of ālabh

Present middle 1st singular

From root labh (to obtain, get) with prefix ā-.

Prefix: ā

Root: labh (class 1)

Note: The meaning 'affirm' fits the context of truth and self.