Kutiba alaikumulqitaalu wa huwa kurhullakum wa 'asaaa an takrahoo shai'anw wa huwa khairullakum wa 'asaaa an tuhibbo shai'anw wa huwa sharrullakum; wallaahu ya'lamu wa antum laa ta'lamoon
Fighting is enjoined on you, and it is an object of dislike to you; and it may be that you dislike a thing while it is good for you, and it may be that you love a thing while it is evil for you, and Allah knows, while you do not know.