The Prophet (peace and blessings be upon him) said:
"After the decree and predestination of Allah Almighty (that is, His decision and destiny), most of the deaths in my Ummah will be due to the evil eye."
Hadith Referenceصحیح الجامع الصغیر / حرف الألف / 1206
Hadith Gradingالألبانی:حسن
Hadith Takhrij[الطيالسي تخ الحكيم البزار الضياء] عن جابر. الصحيحة ٧٤٧.