Sunan an-Nasa'i, Volume 2, Book 17, Hadith 1521 (DarusSalam) ⓘ
It was narrated from Abdullah bin Zaid that: The Prophet went out to pray for rain, and he prayed two rak'ahs facing the Qiblah. (Sahih
أَخْبَرَنَا عَمْرُو بْنُ عَلِيٍّ، قَالَ حَدَّثَنَا يَحْيَى بْنُ سَعِيدٍ، عَنْ يَحْيَى، عَنْ أَبِي بَكْرِ بْنِ مُحَمَّدٍ، عَنْ عَبَّادِ بْنِ تَمِيمٍ، عَنْ عَبْدِ اللَّهِ بْنِ زَيْدٍ، أَنَّ النَّبِيَّ صلى الله عليه وسلم خَرَجَ يَسْتَسْقِي فَصَلَّى رَكْعَتَيْنِ وَاسْتَقْبَلَ الْقِبْلَةَ .
also referenced under: Hadith 1520 (Reference) & Book 17, Hadith 17 (In-Book)