The Brahmacharin, who rises from bed after the sun rise, or goes to bed while the sun is setting, one who has a rotten nail or black tecth, one whose younger brother married first, one who marries before his elder brother is married, one who has been guilty of Brahmanicide, one who speaks ill of others, one who marries a younger sister before the elder sister has been married, one who marries an elder sister after having married a younger one, one who does not observe his vow, one kill who a saint, one who imparts a knowledge of the Vedas to a unworthy person, one who does not impart a knowledge thereof a worthy person, one who takes many lives, one who sells flesh, one who has abandoned his (sacred) fire, one who sells the knowledge of the Vedas, one who kills his preceptor or a woman, one born in a sinful family, one who kills an animal wilfully, one who gives fire to a dwelling house, one who lives by deceit, one who disobeys his preceptor, and one who has violated agreement,-these all are guilty of sins requiring expiation.