Hadith 3252
وَعَنْهَا قَالَتْ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «خَيْرُكُمْ خَيْرُكُمْ لِأَهْلِهِ وَأَنَا خَيْرُكُمْ لِأَهْلِي وَإِذَا مَاتَ صَاحِبُكُمْ فَدَعُوهُ» . رَوَاهُ التِّرْمِذِيُّ. والدارمي
She reported God's Messenger as saying, “The best of you is he who is best to his family, and I am the best among you to my family. When one of you dies speak no ill of him." Tirmidhi and Darimi transmitted it.