Sunan of Abu Dawood Book 3, Hadith 1162

حَدَّثَنَا ابْنُ السَّرْحِ، وَسُلَيْمَانُ بْنُ دَاوُدَ، قَالاَ أَخْبَرَنَا ابْنُ وَهْبٍ، قَالَ أَخْبَرَنِي ابْنُ أَبِي ذِئْبٍ، وَيُونُسُ، عَنِ ابْنِ شِهَابٍ، قَالَ أَخْبَرَنِي عَبَّادُ بْنُ تَمِيمٍ الْمَازِنِيُّ، أَنَّهُ سَمِعَ عَمَّهُ، - وَكَانَ مِنْ أَصْحَابِ رَسُولِ اللَّهِ صلى الله عليه وسلم يَقُولُ خَرَجَ رَسُولُ اللَّهِ صلى الله عليه وسلم يَوْمًا يَسْتَسْقِي فَحَوَّلَ إِلَى النَّاسِ ظَهْرَهُ يَدْعُو اللَّهَ عَزَّ وَجَلَّ - قَالَ سُلَيْمَانُ بْنُ دَاوُدَ وَاسْتَقْبَلَ الْقِبْلَةَ وَحَوَّلَ رِدَاءَهُ ثُمَّ صَلَّى رَكْعَتَيْنِ - قَالَ ابْنُ أَبِي ذِئْبٍ - وَقَرَأَ فِيهِمَا زَادَ ابْنُ السَّرْحِ يُرِيدُ الْجَهْرَ ‏.‏

Abbad b. Tamim al Mazini said on the authority of his uncle (Abd Allah b. Zaid b Asim) who was a Companion of the Messenger of Allah (ﷺ):One day the Messenger of Allah (ﷺ) went out to make supplication for rain. He turned his back towards the people praying to Allah, the Exalted. The narrator Sulaiman b. Dawud said: He faced the qiblah and turned around his cloak and then offered two rak'ahs of prayer. The narrator Ibn Abi Dhi'b said: He recited from the Qur'an in both of them. The version of Ibn al-Sarh adds: By it he means in a loud voice