My uncle Harith bin Amr passed by me carrying a banner that the Prophet ﷺ had tied for him.I asked him, "Uncle, where has the Prophet ﷺ sent you?"He replied, "He has sent me to a man who married his father's wife, and he commanded me to strike off his neck."
حدثنا هشيم أخبرنا أشعث عن عدي بن ثابت
مر بي عمي الحارث بن عمرو ومعه لواء قد عقده له النبي ﷺ فقلت له أي عم أين بعثك النبي ﷺ قال بعثني إلى رجل تزوج امرأة أبيه فأمرني أن أضرب عنقه