Jami` at-Tirmidhi 560
جامع الترمذي#560SahihIbn Abbas narrated:"The Prophet prayed during the eclipse. He recited, then bowed, then recited, then bowed, then recited, then bowed. (three times), then he performed two prostrations, and the next one (Rak'ah) was the same
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirSahih
Al-AlbaniSahih
Bashar Awad MaaroufHasan Sahih
Zubair Ali ZaiSahih - Bukhari And Muslim
In-book reference: 6:17