महाभारतः mahābhārataḥ - book-6, chapter-24, verse-53

श्रुतिविप्रतिपन्ना ते यदा स्थास्यति निश्चला ।
समाधावचला बुद्धिस्तदा योगमवाप्स्यसि ॥५३॥

53. śrutivipratipannā te yadā sthāsyati niścalā ,
samādhāvacalā buddhistadā yogamavāpsyasi.

53. śrutivipratipannā te yadā sthāsyati niścalā
samādhau acalā buddhiḥ tadā yogaṃ avāpsyasi

53. yadā śrutivipratipannā te buddhiḥ niścalā
acalā samādhau sthāsyati tadā yogaṃ avāpsyasi

53. When your intellect (buddhi), no longer bewildered by conflicting scriptural doctrines, becomes steady and unwavering in profound meditation (samādhi), then you will attain spiritual discipline (yoga).

Words meanings summery:

• श्रुतिविप्रतिपन्ना (śrutivipratipannā) - bewildered by conflicting scriptural statements, deviated from scripture

• ते (te) - your, to you

• यदा (yadā) - when, at what time

• स्थास्यति (sthāsyati) - will stand, will remain, will be established

• निश्चला (niścalā) - unmoving, steady, firm, immobile

• समाधौ (samādhau) - in meditative absorption, in profound contemplation (samādhi)

• अचला (acalā) - immovable, steady, firm

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

• तदा (tadā) - then, at that time

• योगम् (yogam) - spiritual discipline (yoga) (union, spiritual discipline, devotion)

• अवाप्स्यसि (avāpsyasi) - you will obtain, you will achieve, you will reach

Words meanings and morphology

श्रुतिविप्रतिपन्ना (śrutivipratipannā) - bewildered by conflicting scriptural statements, deviated from scripture

(adjective)

Nominative, feminine, singular of śrutivipratipanna

śrutivipratipanna - bewildered by conflicting statements of the Vedas, confused by sacred texts

Past Passive Participle (compound)

Compound type : tatpuruṣa (śruti+vipratipanna)

• śruti – hearing, sacred knowledge, revealed scripture (Vedas)
  noun (feminine)
  Root: śru (class 5)
• vipratipanna – gone astray, bewildered, at odds, confused
  adjective (feminine)
  Past Passive Participle
  From root pad (to go) with prefixes vi and prati.
  Prefixes: vi+prati
  Root: pad (class 4)

ते (te) - your, to you

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you

Note: Can also be dative singular.

यदा (yadā) - when, at what time

(indeclinable)

स्थास्यति (sthāsyati) - will stand, will remain, will be established

(verb)

3rd person , singular, active, future (lṛṭ) of sthāsyati

Future tense, 3rd person singular

Root sthā (class 1, parasmaipada). Future stem sthā + sya + ti.

Root: sthā (class 1)

निश्चला (niścalā) - unmoving, steady, firm, immobile

(adjective)

Nominative, feminine, singular of niścala

niścala - unmoving, steady, firm, motionless, calm

Compound of niḥ (without) and cala (moving).

Compound type : bahuvrīhi / avyayībhāva (nis+cala)

• nis – out, forth, without, negation
  indeclinable
• cala – moving, unsteady, fickle, agitated
  adjective (feminine)
  From root cal (to move).
  Root: cal (class 1)

समाधौ (samādhau) - in meditative absorption, in profound contemplation (samādhi)

(noun)

Locative, masculine, singular of samādhi

samādhi - meditative absorption, deep contemplation, perfect concentration, trance (samādhi)

From root dhā (to place) with prefixes sam and ā.

Prefixes: sam+ā

Root: dhā (class 3)

अचला (acalā) - immovable, steady, firm

(adjective)

Nominative, feminine, singular of acala

acala - immovable, steady, firm, a mountain

A-type negation (nañ-tatpuruṣa compound) of cala (moving).

Compound type : nañ-tatpuruṣa (a+cala)

• a – not, un-
  indeclinable
  Prefix for negation.
• cala – moving, unsteady, fickle, agitated
  adjective (feminine)
  From root cal (to move).
  Root: cal (class 1)

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

(noun)

Nominative, feminine, singular of buddhi

buddhi - intellect, understanding, reason, discernment, perception (buddhi)

Root: budh (class 1)

तदा (tadā) - then, at that time

(indeclinable)

योगम् (yogam) - spiritual discipline (yoga) (union, spiritual discipline, devotion)

(noun)

Accusative, masculine, singular of yoga

yoga - union, connection, spiritual discipline, application, effort, meditation (yoga)

From root yuj (to unite, to yoke).

Root: yuj (class 7)

अवाप्स्यसि (avāpsyasi) - you will obtain, you will achieve, you will reach

(verb)

2nd person , singular, active, future (lṛṭ) of avāpsyasi

Future tense, 2nd person singular

Root āp (class 5, parasmaipada) with prefix ava. Future stem āp + sya + si.

Prefix: ava

Root: āp (class 5)