Hadith List 11

The first cases to be settled among people on the Day of Judgement will be the cases of blood (homicide)
The lives of all Muslims are equal; they are one hand against the others. The covenant (given by even the) lowliest of them must be respected. Behold, a Muslim must not be killed for a disbeliever, nor must one who has been given a covenant be killed while his covenant is still in force. If anyone introduces an evil, he will be responsible for it. Whoever introduces an evil deed or shelters a perpetrator incurs the curse of Allah, His Angels, and all the people