महाभारतः mahābhārataḥ - book-13, chapter-23, verse-7

ब्राह्मणा भरतश्रेष्ठ सततं ब्रह्मवादिनः ।
मार्कण्डेयः पुरा प्राह इह लोकेषु बुद्धिमान् ॥७॥

7. brāhmaṇā bharataśreṣṭha satataṁ brahmavādinaḥ ,
mārkaṇḍeyaḥ purā prāha iha lokeṣu buddhimān.

7. brāhmaṇā bharata-śreṣṭha satatam brahma-vādinaḥ
Mārkaṇḍeyaḥ purā prāha iha lokeṣu buddhimān

7. bharata-śreṣṭha brāhmaṇāḥ satatam brahma-vādinaḥ
buddhimān Mārkaṇḍeyaḥ purā iha lokeṣu prāha

7. O foremost of the Bharatas, brahmins are constantly those who speak of the ultimate reality (brahman). The wise Mārkaṇḍeya spoke this long ago in these worlds.

Words meanings summery:

• ब्राह्मणा (brāhmaṇā) - brahmin priests (brahmins)

• भरत-श्रेष्ठ (bharata-śreṣṭha) - O foremost of the Bharatas (addressing Yudhiṣṭhira) (best among Bharatas, O best of Bharatas)

• सततम् (satatam) - constantly (constantly, always, perpetually)

• ब्रह्म-वादिनः (brahma-vādinaḥ) - those who speak of the ultimate reality (brahman) (speakers of brahman/Veda)

• मार्कण्डेयः (mārkaṇḍeyaḥ) - the sage Mārkaṇḍeya (Mārkaṇḍeya)

• पुरा (purā) - long ago (formerly, in ancient times, long ago)

• प्राह (prāha) - spoke (said, spoke)

• इह (iha) - in these (worlds) (here, in this world)

• लोकेषु (lokeṣu) - in these worlds (in worlds, in realms)

• बुद्धिमान् (buddhimān) - the wise (Mārkaṇḍeya) (wise, intelligent)

Words meanings and morphology

ब्राह्मणा (brāhmaṇā) - brahmin priests (brahmins)

(noun)

Nominative, masculine, plural of brāhmaṇa

brāhmaṇa - a brahmin, one belonging to the priestly class

Derived from brahman (Veda/spiritual power) + ṇan suffix

भरत-श्रेष्ठ (bharata-śreṣṭha) - O foremost of the Bharatas (addressing Yudhiṣṭhira) (best among Bharatas, O best of Bharatas)

(noun)

Vocative, masculine, singular of bharata-śreṣṭha

bharata-śreṣṭha - best among Bharatas

Compound type : tatpurusha (bharata+śreṣṭha)

• bharata – descendant of Bharata, a king, an Indian
  proper noun (masculine)
• śreṣṭha – best, most excellent, pre-eminent
  adjective (masculine)
  Superlative of praśasya (excellent)

सततम् (satatam) - constantly (constantly, always, perpetually)

(indeclinable)

From sa-tata (always-extended)

Note: Used adverbially (adverbial accusative).

ब्रह्म-वादिनः (brahma-vādinaḥ) - those who speak of the ultimate reality (brahman) (speakers of brahman/Veda)

(noun)

Nominative, masculine, plural of brahma-vādin

brahma-vādin - one who speaks of brahman or the Veda, a theologian

Compound type : tatpurusha (brahman+vādin)

• brahman – ultimate reality, Veda, sacred utterance
  noun (neuter)
• vādin – speaker, expounder, one who teaches
  noun (masculine)
  Agent noun from √vad (to speak)
  Derived from √vad + ṇini suffix
  Root: vad (class 1)

मार्कण्डेयः (mārkaṇḍeyaḥ) - the sage Mārkaṇḍeya (Mārkaṇḍeya)

(proper noun)

Nominative, masculine, singular of Mārkaṇḍeya

Mārkaṇḍeya - name of an ancient sage

पुरा (purā) - long ago (formerly, in ancient times, long ago)

(indeclinable)

Note: Used as an adverb of time.

प्राह (prāha) - spoke (said, spoke)

(verb)

3rd person , singular, active, perfect (lit) of prāh

Perfect tense, 3rd person singular

Perfect form of √vac (to speak) with prefix pra

Prefix: pra

Root: vac (class 2)

इह (iha) - in these (worlds) (here, in this world)

(indeclinable)

Note: Functions as 'this' modifying 'lokeṣu'.

लोकेषु (lokeṣu) - in these worlds (in worlds, in realms)

(noun)

Locative, masculine, plural of loka

loka - world, realm, people

बुद्धिमान् (buddhimān) - the wise (Mārkaṇḍeya) (wise, intelligent)

(adjective)

Nominative, masculine, singular of buddhimat

buddhimat - wise, intelligent, possessing intellect

Derived from buddhi (intellect) + matup suffix

Note: Agrees with Mārkaṇḍeyaḥ.