At Tawbah Ayah 10

لَا يَرْقُبُونَ فِى مُؤْمِنٍ إِلاًّ وَلَا ذِمَّةً‌ۚ وَأُوْلَـٰٓئِكَ هُمُ ٱلْمُعْتَدُونَ ١٠ They do not honour the bonds of kinship or treaties with the believers. It is they who are the transgressors.