The Prophet ﷺ married Maymunah while he was in the state of ihram.
أخبرنا محمد بن منصور قال حدثنا سفيان عن عمرو عن أبي الشعثاء أن
أن النبي ﷺ تزوج ميمونة وهو محرم
No references are available.
[Sahih] Previously mentioned, no. 2840, 2841, and it is in Kubra, no. 5407. Bukhari also narrated it, no. 5114, from the hadith of Sufyan bin Uyayna, with the same wording.