Sunan Abi Dawud 1440
سنن أبي داود#1440SahihAbu Hurairah said:By Allah, I shall offer prayer like that of the Messenger of Allah (ﷺ). The narrator said: Abu Hurairah used to recite the supplication in the last rak'ah of the noon, night and dawn prayers. He would supplicate for the believers and curse the disbelievers
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 (797) Sahih Muslim (676)
In-book reference: 8:25