Umm Muiminin reported that the Messenger of Allah ﷺ performed Hajj on its own.
حدثنا أبو مصعب حدثنا مالك بن أنس عن أبي الأسود محمد بن عبد الرحمن بن نوفل وكان يتيما في حجر عروة بن الزبير عن عروة بن الزبير
أم المؤمنين أن رسول الله ﷺ أفرد الحج
Bukhari narrated it in the Book of Hajj, Chapter on Tamattu, Qiran, and Ifrad in Hajj etc., no. 1562, and others, and Muslim, in the Book of Hajj, Chapter on Explaining the Forms of Ihram and that Ifrad, Tamattu, and Qiran in Hajj Are All Permissible etc., no. 118/1211, from the hadith of Malik through this route, and it is in Muwatta (Yahya) (1/335, Abu Musab, 1/326, no. 1077).