Hadith 8:2640
Abu Bakr narrated to us, he said: Waki’ narrated to us, from Hammad, from Abu al-Darda’, that Mujahid was asked about the *muhrim* (a person in the state of ihram) picking lice off his camel. He said: "There is no harm in it."
حدثنا أبو بكر قال نا وكيع عن حماد بن أبي الدرداء سئل مجاهد عن المحرم يقرد بعيره قال لابأس