Abu Hazim narrates: We bought a house from Ibn Umar (may Allah be pleased with them both), and he sat at its door and a great deal of dust rose. We said: O Abu Abd al-Rahman, we take only what is rightfully ours, and we do not regard you as dishonest. He said: "I fear (people's) suspicion."
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 13017