महाभारतः mahābhārataḥ - book-12, chapter-60, verse-42

ऋग्यजुःसामवित्पूज्यो नित्यं स्याद्देववद्द्विजः ।
अनृग्यजुरसामा तु प्राजापत्य उपद्रवः ॥४२॥

42. ṛgyajuḥsāmavitpūjyo nityaṁ syāddevavaddvijaḥ ,
anṛgyajurasāmā tu prājāpatya upadravaḥ.

42. ṛgyajuḥsāmavit pūjyaḥ nityam syāt devavat
dvijaḥ anṛgyajurasāmā tu prājāpatyaḥ upadravaḥ

42. ṛgyajuḥsāmavit dvijaḥ nityam devavat pūjyaḥ
syāt tu anṛgyajurasāmā prājāpatyaḥ upadravaḥ

42. A twice-born (dvija) who knows the Rig, Yajur, and Sama Vedas should always be revered like a god. However, one who does not know the Rig, Yajur, and Sama Vedas is a nuisance (upadrava), merely a creation of Prajāpati.

Words meanings summery:

• ऋग्यजुःसामवित् (ṛgyajuḥsāmavit) - knower of the Rig, Yajur, and Sama Vedas

• पूज्यः (pūjyaḥ) - venerable, worthy of worship, deserving honor

• नित्यम् (nityam) - always, constantly, perpetually

• स्यात् (syāt) - should be, may be, might be

• देववत् (devavat) - like a god, similar to a god

• द्विजः (dvijaḥ) - a Brahmin, a member of the priestly class (twice-born (Brahmin, Kshatriya, Vaishya), bird, tooth)

• अनृग्यजुरसामा (anṛgyajurasāmā) - one who does not know the Rig, Yajur, and Sama Vedas

• तु (tu) - but, however, on the other hand

• प्राजापत्यः (prājāpatyaḥ) - related to Prajapati, belonging to Prajapati, a creation of Prajapati

• उपद्रवः (upadravaḥ) - a nuisance, a bothersome presence (calamity, misfortune, trouble, nuisance)

Words meanings and morphology

ऋग्यजुःसामवित् (ṛgyajuḥsāmavit) - knower of the Rig, Yajur, and Sama Vedas

(noun)

Nominative, masculine, singular of ṛgyajuḥsāmavid

ṛgyajuḥsāmavid - knower of the Rig-, Yajur-, and Sāma-Veda

Compound type : tatpuruṣa (ṛc+yajus+sāman+vid)

• ṛc – Rig Veda, hymn, verse
  noun (feminine)
• yajus – Yajur Veda, sacrificial formula
  noun (neuter)
• sāman – Sama Veda, chant
  noun (neuter)
• vid – knower, understanding
  noun (masculine)
  Derived from root vid (to know)
  Root: vid (class 2)

पूज्यः (pūjyaḥ) - venerable, worthy of worship, deserving honor

(adjective)

Nominative, masculine, singular of pūjya

pūjya - to be worshipped, venerable, adorable

Gerundive

Derived from root pūj (to worship, honor)

Root: pūj (class 10)

नित्यम् (nityam) - always, constantly, perpetually

(indeclinable)

स्यात् (syāt) - should be, may be, might be

(verb)

3rd person , singular, active, optative (vidhiliṅ) of as

Root: as (class 2)

देववत् (devavat) - like a god, similar to a god

(indeclinable)

Suffix -vat indicating 'like, similar to'

द्विजः (dvijaḥ) - a Brahmin, a member of the priestly class (twice-born (Brahmin, Kshatriya, Vaishya), bird, tooth)

(noun)

Nominative, masculine, singular of dvija

dvija - twice-born (term for Brahmin, Kshatriya, Vaishya), bird, tooth

Compound: dvi (twice) + ja (born)

Compound type : karmadhāraya (dvi+ja)

• dvi – two, twice
  numeral
• ja – born, produced from
  adjective (masculine)
  Derived from root jan (to be born)
  Root: jan (class 4)

अनृग्यजुरसामा (anṛgyajurasāmā) - one who does not know the Rig, Yajur, and Sama Vedas

(noun)

Nominative, masculine, singular of anṛgyajurasāman

anṛgyajurasāman - without the Rig-, Yajur-, and Sāma-Veda; one who does not know them

Compound type : nañ-bahuvrīhi (an+ṛc+yajus+sāman)

• an – not, un-
  indeclinable
• ṛc – Rig Veda, hymn, verse
  noun (feminine)
• yajus – Yajur Veda, sacrificial formula
  noun (neuter)
• sāman – Sama Veda, chant
  noun (neuter)

तु (tu) - but, however, on the other hand

(indeclinable)

प्राजापत्यः (prājāpatyaḥ) - related to Prajapati, belonging to Prajapati, a creation of Prajapati

(adjective)

Nominative, masculine, singular of prājāpatya

prājāpatya - relating to Prajāpati, belonging to Prajāpati, a son/creation of Prajāpati

Derived from Prajāpati

उपद्रवः (upadravaḥ) - a nuisance, a bothersome presence (calamity, misfortune, trouble, nuisance)

(noun)

Nominative, masculine, singular of upadrava

upadrava - calamity, misfortune, nuisance, trouble, disaster

Prefix: upa

Root: dru (class 1)