Hadith Narrated By Salman

that a man said to him: "Your companion (meaning, the Prophet (saw)) even teaches you how to go to the toilet!" He said: "Yes, he forbade us from facing the Qiblah when defecating or urinating, or cleaning ourselves with our right hands, or to use less than three stones." (Sahih)

"The idolators said: 'We see that your companion teaches you how to go to the toilet.' He said: 'Yes, he forbade us from cleaning ourselves with our right hand, and from facing toward the Qiblah, and he said: 'None of you should clean with less than three stones.'" (Sahih)