Hadith 153
Abu Abdur-Rahman al-Sulami said that he witnessed Abdur-Rahman bin Awf asking Bilal about the ablution of the Prophet ﷺ. Bilal said: He went out to relieve himself. Then I brought water for him and he performed ablution, and wiped over his turban and socks.
Hadith 194
Abu Hurairah reported: The Messenger of Allah ﷺ said: Perform ablution after eating anything which has been cooked by fire.