The Messenger of Allah ﷺ said, "It is not right for a Muslim man who has anything to bequeath to spend even two nights without having his will written down with him."
حدثنا يحيى بن سعيد الأموي حدثنا عبيد الله عن نافع
أن رسول الله ﷺ قال ما حق امرئ مسلم له شيء يوصي فيه يبيت ليلتين إلا ووصيته عنده مكتوبة