1. Does black magic cause cancer?
2. Can we know who did black magic on us?
1. Nothing can happen without the will of Allah Ta`ala and everything can happen with His will.
2. This is all guessing and speculation. Many a times innocent people are accused.
And Allah Ta’ala (الله تعالى) knows best.
Mufti Ebrahim Salejee (Isipingo Beach)
This answer was collected from MuftiOnline.co.za, where the questions have been answered by Mufti Zakaria Makada (Hafizahullah), who is currently a senior lecturer in the science of Hadith and Fiqh at Madrasah Ta’leemuddeen, Isipingo Beach, South Africa.