Hadith 1169
يستجاب للمظلومين ما لم يكونوا اكثر من الظالمين فان كانوا اكثر منهم فلا يستجاب لهم
"The supplication of the oppressed is accepted as long as they are not greater in number than the oppressors, and if they are greater in number than them, then their supplication is not accepted."