Sunan an-Nasa'i 1522
سنن النسائي#1522SahihIt was narrated from 'Abbad bin Tamim from his paternal uncle that:The Prophet (ﷺ) went out and prayed for rain, then he prayed two rak'ahs in which he recited loudly
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih Bukhari
In-book reference: 17:19