so He inflicted you with grief on grief…" The invasion of...

so He inflicted you with grief on grief…" The invasion of grief and sorrow to them was for that they would not be sorry any more for losing the spoils of war, and that they would not be worried about the wounds they suffered in the battlefield in the path of victory; and surely Allah knows what they do. "... that you might not be sorry for what escaped you and neither for what befell you; and Allah is well aware of what you do.