أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا عَبْدُ الْعَزِيزِ، عَنْ عُمَارَةَ بْنِ غَزِيَّةَ، عَنْ عَبَّادِ بْنِ تَمِيمٍ، عَنْ عَبْدِ اللَّهِ بْنِ زَيْدٍ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم اسْتَسْقَى وَعَلَيْهِ خَمِيصَةٌ سَوْدَاءُ ‏.‏

It was narrated from Abdullah bin Zaid that: The Messenger of Allah (PBUH) prayed for rain wearing a black khamisah. Translation Not Available

Book reference: Sunan An Nisai Book 17 Hadith 1507
Web reference: Sunan An Nisai Volume 2 Book 17 Hadith 1508