It is narrated from Sayyiduna Ibn Abbas (may Allah be pleased with them both) that Abu Qatadah (may Allah be pleased with him) killed a man, and the Prophet (peace and blessings be upon him) said: "Leave Abu Qatadah and his salab (the slain man's belongings) alone."
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 12008