"And if you fear that you cannot act equitably towards orphans, then marry such women as seem good to you, two and three and four; but if you fear that you will not do justice (between them), then (marry) only one or what your right hands possess; this is more proper, that you may not deviate from the right course." - Quran 4:3 (read more)

"Narrated Anas: The climate of Medina did not suit some people, so the Prophet ordered them to follow his shepherd, i.e. his camels, and drink their milk and urine (as a medicine). So they followed the shepherd that is the camels and drank their milk and urine till their bodies became healthy. Then they killed the shepherd and drove away the camels. When the news reached the Prophet he sent some people in their pursuit...." - Sahih Bukhari 1:5:268 (read more)

"With regard to the criticism of [female] circumcision by some doctors, and their claim that it is harmful both physically and psychologically. This criticism of theirs is not valid. It is sufficient for us Muslims that something be proven to be from the Prophet (peace and blessings of Allaah be upon him), then we will follow it,... If it were harmful, Allaah and His Messenger (peace and blessings of Allaah be upon him) would not have prescribed it for us." - Islam Q&A