योगवासिष्ठः yogavāsiṣṭhaḥ - book-6, chapter-81, verse-42

सत्त्वशुद्ध्या वहन्त्येते क्रमेण प्राणवायवः ।
जरयन्ति तथान्नानि व्याधिस्तेन विनश्यति ॥ ४२ ॥

sattvaśuddhyā vahantyete krameṇa prāṇavāyavaḥ ,
jarayanti tathānnāni vyādhistena vinaśyati 42

42. sattvaśuddhyā vahanti ete krameṇa prāṇavāyavaḥ
jarayanti tathā annāni vyādhiḥ tena vinaśyati

42. sattvaśuddhyā ete prāṇavāyavaḥ krameṇa vahanti
tathā annāni jarayanti tena vyādhiḥ vinaśyati

42. Through the purification of one's being (sattva-śuddhi), these vital breaths (prāṇa-vāyus) flow in proper sequence. They also digest food, and consequently, disease (vyādhi) is destroyed.

Words meanings summery:

• सत्त्वशुद्ध्या (sattvaśuddhyā) - by the purity of being, by the purification of sattva

• वहन्ति (vahanti) - they flow, they carry, they bear

• एते (ete) - these (masculine/neuter plural nominative)

• क्रमेण (krameṇa) - in order, in sequence, gradually, properly

• प्राणवायवः (prāṇavāyavaḥ) - the vital breaths, the life-winds

• जरयन्ति (jarayanti) - they cause to digest, they cause to decay

• तथा (tathā) - thus, so, also, and

• अन्नानि (annāni) - foods, grains

• व्याधिः (vyādhiḥ) - disease, illness, sickness

• तेन (tena) - by that, thereby, with that

• विनश्यति (vinaśyati) - is destroyed, perishes, vanishes

Words meanings and morphology

सत्त्वशुद्ध्या (sattvaśuddhyā) - by the purity of being, by the purification of sattva

(noun)

Instrumental, feminine, singular of sattvaśuddhi

sattvaśuddhi - purity of sattva (goodness, essence, being); purification of one's nature or mind

Compound type : tatpuruṣa (sattva+śuddhi)

• sattva – being, existence, essence, reality; the quality of goodness or purity (one of the three guṇas)
  noun (neuter)
  Root: as (class 2)
• śuddhi – purity, purification, cleanliness, correctness
  noun (feminine)
  Root: śudh (class 4)

वहन्ति (vahanti) - they flow, they carry, they bear

(verb)

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

Root: vah (class 1)

एते (ete) - these (masculine/neuter plural nominative)

(pronoun)

Nominative, masculine, plural of etad

etad - this, these

क्रमेण (krameṇa) - in order, in sequence, gradually, properly

(noun)

Instrumental, masculine, singular of krama

krama - step, order, sequence, method, regular course

Root: kram (class 1)

प्राणवायवः (prāṇavāyavaḥ) - the vital breaths, the life-winds

(noun)

Nominative, masculine, plural of prāṇavāyu

prāṇavāyu - vital breath, life-wind (referring to the five main prāṇas)

Compound type : tatpuruṣa (prāṇa+vāyu)

• prāṇa – breath, vital air, life, vital energy (prāṇa)
  noun (masculine)
  Derived from 'an' (to breathe) with prefix 'pra'.
  Prefix: pra
  Root: an (class 2)
• vāyu – wind, air, vital air
  noun (masculine)
  Root: vā (class 2)

जरयन्ति (jarayanti) - they cause to digest, they cause to decay

(verb)

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

Causative

Causative form of root jṛ.

Root: jṛ (class 1)

तथा (tathā) - thus, so, also, and

(indeclinable)

अन्नानि (annāni) - foods, grains

(noun)

Accusative, neuter, plural of anna

anna - food, grain, cooked rice

Past Passive Participle

Derived from root 'ad' (to eat).

Root: ad (class 2)

व्याधिः (vyādhiḥ) - disease, illness, sickness

(noun)

Nominative, masculine, singular of vyādhi

vyādhi - disease, sickness, illness, ailment, affliction

Derived from 'vyā-dhā' (to inflict).

Prefixes: vi+ā

Root: dhā (class 3)

तेन (tena) - by that, thereby, with that

(pronoun)

Instrumental, masculine, singular of tad

tad - that, he, she, it

Note: Can be masculine for 'vyādhi' or neuter for 'by that action/reason'.

विनश्यति (vinaśyati) - is destroyed, perishes, vanishes

(verb)

3rd person , singular, active, present (laṭ) of vi-naś

Prefix: vi

Root: naś (class 4)