Siyar Abu al-Hakam al-Anzi سيار أبو الحكم العنزي · The Book of the Sunnah

"Abu Laila used to travel with 'Ali, and he used to wear summer clothes in winter and winter clothes in summer. We said: 'Why don't you ask him (about that)?' He said: "The Messenger of Allah sent for me and my eyes were sore, on the Day of Khaibar. I said: 'O Messenger of Allah, my eyes are sore.' He put some spittle into my eyes, then he said: 'O Allah, take heat and cold away from him.' I never…