Sahih al-Bukhari Companions of the Prophet Ubaida bin 'Amr al-Salamani عبيدة بن عمرو Sahih Ali said (to the people of ‘Iraq), “Judge as you used to judge, for I hate differences (and I do my best ) till the people unite as one group, or I die as my companions have died.” https://parallelquran.com/hadith/sahih-al-bukhari-3549/