(31) CHAPTER. While performing ablution or taking a bath one should start from the right side of the body.
Narrated Um-`Atiya: That the Prophet at the time of washing his deceased daughter had said to them, Start from the right side beginning with those parts which are washed in ablution.
Narrated `Aisha: The Prophet used to like to start from the right side on wearing shoes, combing his hair and cleaning or washing himself and on doing anything else.