Abu Dawud said: I have been informed that forgiving by women in the case of murder is permissible if a woman were one of the heirs (of the slain). I have been told on the authority of Abu 'Ubaid about the meaning of the word yanhajizu, that is, they should refrain from retaliation.
In-book : Book 41, Hadith 45
English translation : Book 40, Hadith 4523