The Book on Government
33/5. Chapter:
The virtue of a just ruler and the punishment of a tyrant; Encouragement to treat those under one's authority with kindness and the prohibition against causing them hardship
Sahih Muslim
وَحَدَّثَنَا عُقْبَةُ بْنُ مُكْرَمٍ الْعَمِّيُّ، حَدَّثَنَا يَعْقُوبُ بْنُ إِسْحَاقَ، أَخْبَرَنِي سَوَادَةُ بْنُ أَبِي، الأَسْوَدِ حَدَّثَنِي أَبِي أَنَّ مَعْقِلَ بْنَ يَسَارٍ، مَرِضَ فَأَتَاهُ عُبَيْدُ اللَّهِ بْنُ زِيَادٍ يَعُودُهُ . نَحْوَ حَدِيثِ الْحَسَنِ عَنْ مَعْقِلٍ، .
It has been narrated on the authority of Abu al-Aswad who said: My father related to me that Ma'qil b. Yasir fell ill. 'Ubaidullah b. Ziyad called on him to inquire after his health. Here follows the tradition as narrated by Hasan from Ma'qil.
Reference : Sahih Muslim 142hIn-book reference : Book 33, Hadith 31USC-MSA web (English) reference : Book 20, Hadith 4503