महाभारतः mahābhārataḥ - book-13, chapter-107, verse-63

कृत्वा मूत्रपुरीषे तु रथ्यामाक्रम्य वा पुनः ।
पादप्रक्षालनं कुर्यात्स्वाध्याये भोजने तथा ॥६३॥

63. kṛtvā mūtrapurīṣe tu rathyāmākramya vā punaḥ ,
pādaprakṣālanaṁ kuryātsvādhyāye bhojane tathā.

63. kṛtvā mūtrapurīṣe tu rathyām ākramya vā punaḥ
pādaprakṣālanam kuryāt svādhyāye bhojane tathā

63. After urinating and defecating, or after having stepped onto a street, one should perform foot-washing before (Vedic) recitation (svādhyāya) and eating.

Words meanings summery:

• कृत्वा (kṛtvā) - having done, after doing

• मूत्रपुरीषे (mūtrapurīṣe) - urination and defecation (urine and feces)

• तु (tu) - but, and, indeed, then

• रथ्याम् (rathyām) - road, street, highway

• आक्रम्य (ākramya) - having stepped on, having crossed, having entered

• वा (vā) - or, either

• पुनः (punaḥ) - again, moreover, then

• पादप्रक्षालनम् (pādaprakṣālanam) - washing of feet, foot-washing

• कुर्यात् (kuryāt) - one should do, perform

• स्वाध्याये (svādhyāye) - before or during one's own (Vedic) recitation (svādhyāya) (for Vedic study, for recitation of sacred texts)

• भोजने (bhojane) - for eating, for a meal

• तथा (tathā) - and, likewise, thus

Words meanings and morphology

कृत्वा (kṛtvā) - having done, after doing

(indeclinable)

Root: kṛ (class 8)

Note: Absolutive (Gerund)

मूत्रपुरीषे (mūtrapurīṣe) - urination and defecation (urine and feces)

(noun)

Accusative, neuter, dual of mūtrapurīṣa

mūtrapurīṣa - urine and feces

Compound type : dvandva (mūtra+purīṣa)

• mūtra – urine
  noun (neuter)
• purīṣa – feces, excrement
  noun (neuter)

Note: Functions as the object of the absolutive 'kṛtvā'.

तु (tu) - but, and, indeed, then

(indeclinable)

रथ्याम् (rathyām) - road, street, highway

(noun)

Accusative, feminine, singular of rathyā

rathyā - road, street, highway

आक्रम्य (ākramya) - having stepped on, having crossed, having entered

(indeclinable)

Prefix: ā

Root: kram (class 1)

Note: Absolutive (Gerund)

वा (vā) - or, either

(indeclinable)

पुनः (punaḥ) - again, moreover, then

(indeclinable)

पादप्रक्षालनम् (pādaprakṣālanam) - washing of feet, foot-washing

(noun)

Accusative, neuter, singular of pādaprakṣālana

pādaprakṣālana - washing of feet

Compound type : tatpurusha (pāda+prakṣālana)

• pāda – foot, leg
  noun (masculine)
• prakṣālana – washing, cleansing
  noun (neuter)
  verbal noun
  from pra-kṣāl (root kṣal 1st class) with suffix -ana
  Prefix: pra
  Root: kṣal (class 1)

कुर्यात् (kuryāt) - one should do, perform

(verb)

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

Root: kṛ (class 8)

स्वाध्याये (svādhyāye) - before or during one's own (Vedic) recitation (svādhyāya) (for Vedic study, for recitation of sacred texts)

(noun)

Locative, masculine, singular of svādhyāya

svādhyāya - one's own (Vedic) study, recitation of sacred texts

भोजने (bhojane) - for eating, for a meal

(noun)

Locative, neuter, singular of bhojana

bhojana - eating, food, meal

Verbal noun

From root bhuj (causative) with suffix -ana

Root: bhuj (class 7)

तथा (tathā) - and, likewise, thus

(indeclinable)