Matam

He is not one of us who strikes his cheeks,scratch his garment or cries with the cry of the Jaahiliyyah-Bukhari- Matam karna ,Juloos nikalna ,khudko Marna Sunnat NAHI Bidat hai
Whoever innovates (Bidah) something in this matter of ours that is not a part of it will have it rejected- (Bukhari)