He should during the day be under shelter of the sky and should sleep in the same way at night, thrice during the day, and thrice during the night, he should also plunge with the clothes into a river or lake for performing his ablutions.
अहःसु सततं तिष्ठेदभ्याकाशं निशां स्वपन्। त्रिरह्नि त्रिर्निशायां च सवासा जलमाविशेत्॥