Sunan Abi Dawud 3589
سنن أبي داود#3589SahihAbd al-Rahman bin Abi Bakrah reported on the authority of his father that he wrote to his son:The Messenger of Allah (ﷺ) said: A judge should not decide between the two while he is in anger
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Bukhari (7158) Sahih Muslim (1717)
In-book reference: 25:19