Hadith 1209:5
'Affan narrated to us, he said: Wuhayb narrated to us, he said: Ayyub narrated to us, from Abu Qilabah, from Anas ibn Malik, from Umm Sulaym, that the Prophet, peace and blessings of Allah be upon him, used to visit her and take a midday nap at her place. She would spread out a leather mat for him, and he would take a midday nap at her place. He used to sweat profusely, so she would collect his sweat and put it into perfume and glass bottles. She said: "And he used to pray on the khumrah (a small mat made of palm leaves)."
حدثنا عفان، قال: حدثنا وهيب، قال: حدثنا أيوب، عن أبي قلابة، عن أنس بن مالك، عن أم سليم، أن النبي صلى الله عليه وسلم: " كان يأتيها فيقيل عندها، فتبسط له نطعا، فيقيل عندها، وكان كثير العرق، فتجمع عرقه فتجعله في الطيب والقوارير "، قالت: " وكان يصلي على الخمرة "