What is the wisdom of Allah in creating evil?

Question:
Your Eminence, father, this questioner says: You mentioned (may Allah preserve you) that Allah does not do evil for the sake of evil, but for a wisdom. And I know from the statements of the people of the Sunnah and the community that Allah does not do evil, but He decrees it and ordains it. So evil is not...

Answer:
He creates evil, my brother. Allah is the Creator of everything; all good and all evil is created by Allah. But He creates evil for a wise purpose, and in relation to Him it is not evil; rather, it is evil in relation to people. As for Allah (Exalted and Majestic is He), it is not evil, but it is for a wise purpose. Yes, He creates disbelief and faith, disobedience and obedience. He has nothing except by the creation of Allah, but for a wise purpose. Yes.