The Messenger of Allah ﷺ said, "None of you should say, 'My soul has become wicked,' but rather let him say, 'My soul has become uneasy.'"
حدثنا ابن نمير حدثنا هشام عن أبيه
قال رسول الله ﷺ لا يقولن أحدكم خبثت نفسي ولكن ليقل لقست نفسي
Its chain of transmission is sahih, it has already appeared at 25624.