महाभारतः mahābhārataḥ - book-2, chapter-3, verse-14

यत्रेष्टं वासुदेवेन सत्रैर्वर्षसहस्रकैः ।
श्रद्दधानेन सततं शिष्टसंप्रतिपत्तये ॥१४॥

14. yatreṣṭaṁ vāsudevena satrairvarṣasahasrakaiḥ ,
śraddadhānena satataṁ śiṣṭasaṁpratipattaye.

14. yatra iṣṭaṃ vāsudevena satraiḥ varṣasahasrakaiḥ
śraddadhānena satataṃ śiṣṭasaṃpratipattaye

14. yatra śraddadhānena vāsudevena satataṃ
varṣasahasrakaiḥ satraiḥ iṣṭaṃ śiṣṭasaṃpratipattaye

14. Where [Vedic rituals (yajña)] were constantly performed by the faithful Vāsudeva (Krishna), with ritual sessions (satra) lasting thousands of years, for the acceptance (saṃpratipatti) of the disciplined (śiṣṭa).

Words meanings summery:

• यत्र (yatra) - where, in which place

• इष्टं (iṣṭaṁ) - performed (referring to Vedic ritual) (performed (referring to Vedic ritual), worshipped, desired, esteemed)

• वासुदेवेन (vāsudevena) - by Vāsudeva (Krishna)

• सत्रैः (satraiḥ) - by sessions, by long Vedic rituals

• वर्षसहस्रकैः (varṣasahasrakaiḥ) - by those lasting thousands of years

• श्रद्दधानेन (śraddadhānena) - by the faithful one, by the one who has faith

• सततं (satataṁ) - constantly, always, perpetually

• शिष्टसंप्रतिपत्तये (śiṣṭasaṁpratipattaye) - for the acceptance/understanding of the disciplined/learned

Words meanings and morphology

यत्र (yatra) - where, in which place

(indeclinable)

Locative of `ya`.

इष्टं (iṣṭaṁ) - performed (referring to Vedic ritual) (performed (referring to Vedic ritual), worshipped, desired, esteemed)

(adjective)

Nominative, neuter, singular of iṣṭa

iṣṭa - performed (referring to Vedic ritual), worshipped, desired, beloved, esteemed

Past Passive Participle

From root `yaj` (to worship, sacrifice), suffix `-ta`.

Root: yaj (class 1)

Note: Acts as a nominalized participle, implying "that which was performed".

वासुदेवेन (vāsudevena) - by Vāsudeva (Krishna)

(proper noun)

Instrumental, masculine, singular of vāsudeva

vāsudeva - Vāsudeva, an epithet of Krishna

Son of Vasudeva.

सत्रैः (satraiḥ) - by sessions, by long Vedic rituals

(noun)

Instrumental, neuter, plural of satra

satra - a long Vedic ritual (yajña), a sacrificial session, an assembly, a forest

Root: sad (class 1)

Note: Instrument by which the worship was performed.

वर्षसहस्रकैः (varṣasahasrakaiḥ) - by those lasting thousands of years

(adjective)

Instrumental, neuter, plural of varṣasahasraka

varṣasahasraka - lasting for a thousand years

Derived from `varṣasahasra` (thousand years) with suffix `-ka`.

Compound type : tatpurusha (varṣa+sahasra)

• varṣa – year, rain
  noun (neuter)
• sahasra – thousand
  numeral (neuter)
• ka – suffix indicating duration or belonging
  suffix

श्रद्दधानेन (śraddadhānena) - by the faithful one, by the one who has faith

(adjective)

Instrumental, masculine, singular of śraddadhāna

śraddadhāna - faithful, believing, having faith (śraddhā)

Present Middle Participle

From root `dhā` (to place, put) with prefix `śrat` (faith, devotion). This forms the verbal compound `śraddhā` (to have faith).

Prefix: śrat

Root: dhā (class 3)

Note: Qualifies `vāsudevena`.

सततं (satataṁ) - constantly, always, perpetually

(indeclinable)

From `sa` (with) + `tata` (stretched).

Root: tan (class 8)

Note: Modifies `iṣṭaṃ` (performed).

शिष्टसंप्रतिपत्तये (śiṣṭasaṁpratipattaye) - for the acceptance/understanding of the disciplined/learned

(noun)

Dative, feminine, singular of śiṣṭasaṃpratipatti

śiṣṭasaṁpratipatti - understanding by the disciplined, acceptance by the learned

Compound of `śiṣṭa` (disciplined, learned) and `saṃpratipatti` (acceptance, understanding).

Compound type : tatpurusha (śiṣṭa+saṃpratipatti)

• śiṣṭa – disciplined, taught, learned, good, respectable
  adjective (masculine)
  Past Passive Participle
  From root `śiṣ` (to teach, to discipline).
  Root: śiṣ (class 7)
• saṃpratipatti – acceptance, understanding, attainment, acknowledgement
  noun (feminine)
  From prefix `sam` + `prati` + root `pad` (to go, attain).
  Prefixes: sam+prati
  Root: pad (class 4)

Note: Indicates purpose.