He saw the Messenger of Allah at Ahjar Az-Zait praying for rain and raising his hands, making supplications. (Using translation from Nasāʾī 1514)
أَنَّهُ رَأَى رَسُولَ اللهِ ﷺ عِنْدَ أَحْجَارِ الزَّيْتِ يَسْتَسْقِي وَهُوَ مُقْنِعٌ بِكَفَّيْهِ يَدْعُو