(Ali) said on the minbaar in Kufa: "O people! The best one in this ummah after

[taha taha]

I think we all know this but need some feedback:-
is this in other books

Hafiz ibn Katheer (r) in "Bidaya wa nihaya" vol 7, chapter "شيء من فضائل أمير المؤمنين علي بن أبي طالب" wrote:

وقد ثبت عنه بالتواتر أنه قال على منبر الكوفة‏:‏ أيها الناس‏!‏ إن خير هذه الأمة بعد نبيها أبو بكر ثم عمر، ولو شئت أن أسمي الثالث لسميت‏

Translation:
"And it's "thabeet" from him (Ali) in "tawatoor" form, that he said on the minbaar in Kufa: "O people! The best one in this ummah after her prophet (sallalahu alayhi wa salam) is Abu Bakr, then Umar. And if i wanted to say u the third name, i'd do that".