(9) باب مَنَاقِبُ عَلِيِّ بْنِ أَبِي طَالِبٍ الْقُرَشِيِّ الْهَاشِمِيِّ أَبِي الْحَسَنِ رضى الله عنه
Narrated Ubaida:
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."
Reference: Sahih al-Bukhari 3707
In-book reference: Book 62, Hadith 58
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 5, Book 57, Hadith 56