महाभारतः mahābhārataḥ - book-5, chapter-112, verse-4

अजैकपादहिर्बुध्न्यै रक्ष्यते धनदेन च ।
एवं न शक्यते लब्धुमलब्धव्यं द्विजर्षभ ॥४॥

4. ajaikapādahirbudhnyai rakṣyate dhanadena ca ,
evaṁ na śakyate labdhumalabdhavyaṁ dvijarṣabha.

4. Ajaikapādahirbudhnyaiḥ rakṣyate dhanadena ca
evam na śakyate labdhum alabdhavyaṃ dvijarṣabha

4. O best among the twice-born (dvijarṣabha), that which is unobtainable is protected by Ajaikapād and Ahirbudhnya, and also by Kubera (dhanada). In this way, it cannot be acquired.

Words meanings summery:

• अजैकपादहिर्बुध्न्यैः (ajaikapādahirbudhnyaiḥ) - By the deities Ajaikapād and Ahirbudhnya (collectively) (By Ajaikapād and Ahirbudhnya (deities))

• रक्ष्यते (rakṣyate) - is protected (is protected, is guarded)

• धनदेन (dhanadena) - by Kubera (the god of wealth) (by the giver of wealth, by Kubera)

• च (ca) - and also (and, also)

• एवम् (evam) - in this way, therefore (thus, in this way, so)

• न (na) - not (not, no)

• शक्यते (śakyate) - is possible (is able, is possible)

• लब्धुम् (labdhum) - to obtain (to obtain, to acquire)

• अलब्धव्यं (alabdhavyaṁ) - that which is unobtainable (unobtainable, what should not be obtained)

• द्विजर्षभ (dvijarṣabha) - O best among the twice-born (O best of Brahmins, O bull among the twice-born)

Words meanings and morphology

अजैकपादहिर्बुध्न्यैः (ajaikapādahirbudhnyaiḥ) - By the deities Ajaikapād and Ahirbudhnya (collectively) (By Ajaikapād and Ahirbudhnya (deities))

(proper noun)

Instrumental, masculine, plural of Ajaikapādahirbudhnya

Ajaikapādahirbudhnya - The deities Ajaikapād and Ahirbudhnya (often mentioned together as Rudras or forms of Shiva)

Compound type : Dvandva (Ajaikapād+Ahirbudhnya)

• Ajaikapād – The one-footed unborn; name of a deity (one of the eleven Rudras or a form of Shiva)
  proper noun (masculine)
• Ahirbudhnya – Serpent of the deep; name of a deity (one of the eleven Rudras or a form of Shiva)
  proper noun (masculine)

रक्ष्यते (rakṣyate) - is protected (is protected, is guarded)

(verb)

3rd person , singular, passive, present (laṭ) of rakṣ

Present Passive

Root rakṣ (1st conjugation, bhvādi), passive voice formation.

Root: rakṣ (class 1)

धनदेन (dhanadena) - by Kubera (the god of wealth) (by the giver of wealth, by Kubera)

(proper noun)

Instrumental, masculine, singular of dhanada

dhanada - giver of wealth, Kubera (the god of wealth)

Compound: dhana (wealth) + da (giver).

Compound type : Tatpuruṣa (dhana+da)

• dhana – wealth, riches, money
  noun (neuter)
• da – giver, bestower
  noun (masculine)
  From root dā (to give), agent noun suffix ~a.
  Root: dā (class 3)

Note: Refers to Kubera.

च (ca) - and also (and, also)

(indeclinable)

एवम् (evam) - in this way, therefore (thus, in this way, so)

(indeclinable)

न (na) - not (not, no)

(indeclinable)

Particle of negation.

शक्यते (śakyate) - is possible (is able, is possible)

(verb)

3rd person , singular, middle, present (laṭ) of śak

Present Middle

From root śak (5th conjugation, svādi), middle voice. Often used impersonally with infinitive.

Root: śak (class 5)

Note: Used impersonally here.

लब्धुम् (labdhum) - to obtain (to obtain, to acquire)

(indeclinable)

Infinitive

Infinitive form (tumun) of root labh (1st conjugation, bhvādi).

Root: labh (class 1)

Note: Infinitive, used with śakyate.

अलब्धव्यं (alabdhavyaṁ) - that which is unobtainable (unobtainable, what should not be obtained)

(adjective)

neuter, singular of alabdhavya

alabdhavya - unobtainable, that which should not be obtained, impossible to acquire

Gerundive (passive future participle) + negative prefix

Gerundive from root labh (labdhavya) with negative prefix a-.

Compound type : Nañ-Tatpuruṣa (a+labdhavya)

• a – not, un-
  indeclinable
  Negative prefix.
• labdhavya – to be obtained, obtainable, fit to be obtained
  adjective (neuter)
  Gerundive (passive future participle)
  From root labh (to obtain) with suffix ~tavya.
  Root: labh (class 1)

Note: Used substantively as 'that which is unobtainable'.

द्विजर्षभ (dvijarṣabha) - O best among the twice-born (O best of Brahmins, O bull among the twice-born)

(noun)

Vocative, masculine, singular of dvijarṣabha

dvijarṣabha - best of Brahmins, pre-eminent among the twice-born

Compound: dvija (twice-born) + ṛṣabha (bull, best).

Compound type : Tatpuruṣa (dvija+ṛṣabha)

• dvija – twice-born (Brahmin, Kshatriya, Vaishya; also a bird, a tooth)
  noun (masculine)
• ṛṣabha – bull, chief, best, excellent
  noun (masculine)

Note: Addressed to a Brahmin.