It was narrated that Qais bin Sa'd said:
"The Prophet came to us and we gave him water to perform a bath." Then we brought him a Warshiyyah cloth, and he wrapped himself in it. It is as if I can see the marks of the Wars on the folds of his stomach." (IT)
English reference (IT): Vol. 1, Book 1, Hadith 466 (IT)
Arabic reference (IT): Book 1, Hadith 503 (IT)