ENOfficial
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, and Ibn Majah transmitted it up to “to my family” on the authority of Ibn ‘Abbas.
Source: sunnah.com
Other translations
Arabic
وَعَنْهَا قَالَتْ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «خَيْرُكُمْ خَيْرُكُمْ لِأَهْلِهِ وَأَنَا خَيْرُكُمْ لِأَهْلِي وَإِذَا مَاتَ صَاحِبُكُمْ فَدَعُوهُ» . رَوَاهُ التِّرْمِذِيُّ. والدارمي وَرَوَاهُ ابْنُ مَاجَهْ عَنِ ابْنِ عَبَّاسٍ إِلَى قَوْله: «لأهلي»
sunnah.com