Hadith 6:205
Waki' narrated to us, he said: Sufyan narrated to us, from 'Isa ibn Abi 'Azzah, from 'Amir, regarding a man whom thieves killed: He said: He is to be buried in his clothes, and he is not to be washed.
حدثنا وكيع قال حدثنا سفيان عن عيسى بن إبي عزة عن عامر في رجل قتلته اللصوص قال يدفن في ثيابه ولا يغسل