Sahih Bukhari 5770

Narrated Abu Huraira: Allah's Apostle said: The cattle (sheep, cows, camels, etc.) suffering from a disease should not be mixed up with healthy cattle, (or said: Do not put a patient with a healthy person ). (as a precaution). ..

Narrated `Abdullah bin `Umar: Allah's Apostle said, there is neither 'Adha nor Tiyara, and an evil omen is only in three: a horse, a woman and a house. (See the foot-note of Hadith No. 649) ..

Narrated Abu Huraira: Allah's Apostle said, No 'Adha. ..

Abu Huraira also said: The Prophet said, The cattle suffering from a disease should not be mixed up with healthy cattle (or said Do not put a patient with a healthy person as a precaution. ) ..

Abu Huraira also said: Allah's Apostle said, No 'Adha. A bedouin got up and said, Don't you see how camels on the sand look like deer but when a mangy camel mixes with them, they all get infected with mange? On that the Prophet said, Then..

Narrated Anas bin Malik: The Prophet said, No 'Adha nor Tiyara; but I like Fal. They said, What is the Fal? He said, A good word. ..