महाभारतः mahābhārataḥ - book-3, chapter-219, verse-56

यावत्सप्ततिवर्षाणि भवन्त्येते ग्रहा नृणाम् ।
अतः परं देहिनां तु ग्रहतुल्यो भवेज्ज्वरः ॥५६॥

56. yāvatsaptativarṣāṇi bhavantyete grahā nṛṇām ,
ataḥ paraṁ dehināṁ tu grahatulyo bhavejjvaraḥ.

56. yāvat saptativarṣāṇi bhavanti ete grahāḥ nṛṇām
ataḥ param dehinām tu grahatulyaḥ bhavet jvaraḥ

56. These `grahas` (afflictions) affect humans for up to seventy years. Beyond that, for embodied beings, fever itself becomes an affliction similar to a `graha`.

Words meanings summery:

• यावत् (yāvat) - up to (a certain age) (as long as, until, up to, to the extent that)

• सप्ततिवर्षाणि (saptativarṣāṇi) - seventy years

• भवन्ति (bhavanti) - These (grahas) exist or manifest. (they are, they become, they exist)

• एते (ete) - Refers to the 'grahas'. (these (masculine/plural))

• ग्रहाः (grahāḥ) - These afflictions or evil spirits. (seizures, demons, planetary influences, afflictions)

• नृणाम् (nṛṇām) - of men, of people, of humans

• अतः (ataḥ) - After this point in time (i.e., after seventy years). (hence, from this, after this)

• परम् (param) - (Used with 'ataḥ') after. (beyond, after, further, supreme)

• देहिनाम् (dehinām) - of embodied beings, of creatures

• तु (tu) - Introducing a contrast or emphasis. (but, however, indeed)

• ग्रहतुल्यः (grahatulyaḥ) - An affliction comparable to a graha. (like a graha, similar to a graha)

• भवेत् (bhavet) - it becomes. (it may be, it should be, it would be, it becomes)

• ज्वरः (jvaraḥ) - fever, passion, anguish

Words meanings and morphology

यावत् (yāvat) - up to (a certain age) (as long as, until, up to, to the extent that)

(indeclinable)

Correlative adverb.

सप्ततिवर्षाणि (saptativarṣāṇi) - seventy years

(noun)

Accusative, neuter, plural of saptativarṣa

saptativarṣa - seventy years

Compound of 'saptati' (seventy) and 'varṣa' (year).

Compound type : tatpurusha (saptati+varṣa)

• saptati – seventy
  numeral (feminine)
• varṣa – year, rain, monsoon
  noun (neuter)
  From root 'vṛṣ' (to rain).
  Root: vṛṣ (class 1)

Note: Acts adverbially here, indicating duration.

भवन्ति (bhavanti) - These (grahas) exist or manifest. (they are, they become, they exist)

(verb)

3rd person , plural, active, present (laṭ) of bhū

Root verb.

Root: bhū (class 1)

एते (ete) - Refers to the 'grahas'. (these (masculine/plural))

(pronoun)

Nominative, masculine, plural of etad

etad - this, this one

Demonstrative pronoun.

ग्रहाः (grahāḥ) - These afflictions or evil spirits. (seizures, demons, planetary influences, afflictions)

(noun)

Nominative, masculine, plural of graha

graha - seizing, grasping, grasp, demon, evil spirit, planetary influence, organ of sense

From root 'grah' (to seize, grasp).

Root: grah (class 9)

नृणाम् (nṛṇām) - of men, of people, of humans

(noun)

Genitive, masculine, plural of nṛ

nṛ - man, human being, person

अतः (ataḥ) - After this point in time (i.e., after seventy years). (hence, from this, after this)

(indeclinable)

Adverb formed from 'idam' (this) and 'tas' suffix.

Note: Used with 'param' to mean 'after this'.

परम् (param) - (Used with 'ataḥ') after. (beyond, after, further, supreme)

(indeclinable)

Note: Accusative singular neuter of 'para', used adverbially.

देहिनाम् (dehinām) - of embodied beings, of creatures

(noun)

Genitive, masculine, plural of dehin

dehin - embodied, existing, living being, individual soul

From 'deha' (body) with 'in' suffix.

तु (tu) - Introducing a contrast or emphasis. (but, however, indeed)

(indeclinable)

Particle.

ग्रहतुल्यः (grahatulyaḥ) - An affliction comparable to a graha. (like a graha, similar to a graha)

(adjective)

Nominative, masculine, singular of grahatulya

grahatulya - like a graha, equal to a graha

Compound of 'graha' (affliction) and 'tulya' (similar).

Compound type : tatpurusha (graha+tulya)

• graha – seizure, demon, planetary influence, affliction
  noun (masculine)
  From root 'grah' (to seize, grasp).
  Root: grah (class 9)
• tulya – similar, equal, like
  adjective (masculine)

भवेत् (bhavet) - it becomes. (it may be, it should be, it would be, it becomes)

(verb)

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

Root verb.

Root: bhū (class 1)

ज्वरः (jvaraḥ) - fever, passion, anguish

(noun)

Nominative, masculine, singular of jvara

jvara - fever, heat, anguish, passion

From root 'jvar' (to be hot, to be sick).

Root: jvar (class 1)