(1) باب الاِسْتِسْقَاءِ وَخُرُوجِ النَّبِيِّ صلى الله عليه وسلم فِي الاِسْتِسْقَاءِ
Narrated `Abbad bin Tamim's uncle:
The Prophet (p.b.u.h) went out to offer the Istisqa' prayer and turned (and put on) his cloak inside out.
Reference: Sahih al-Bukhari 1005
In-book reference: Book 15, Hadith 1
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 2, Book 17, Hadith 119