snÄna-bhojana-homeá¹£u
japoccÄre ca vÄg-yataḥ
na cchindyÄn nakha-romÄṇi
kaká¹£opastha-gatÄny api
snÄna - while bathing; bhojana - while eating; homeá¹£u - and while attending sacrificial performances; japa - while chanting mantras to oneself; uccÄre - while passing stool or urine; ca - also; vÄk-yataḥ - remaining silent; na - not; chindyÄt - should cut; nakha - the nails; romÄṇi - or hairs; kaká¹£a - in the armpits; upastha - pubic; gatÄni - including; api - even.
NÄrada Muni gives a similar technical description of Vedic brahmacÄrÄ« life in Canto Seven, Chapter Twelve, of ÅšrÄ«mad-BhÄgavatam.