The Messenger of Allah ﷺ married me when I was six years old, and he consummated the marriage with me when I was nine. At that time I was still playing with dolls.
أخبرنا محمد بن آدم عن عبدة عن هشام عن أبيه
تزوجني رسول الله ﷺ وأنا بنت ست ودخل علي وأنا بنت تسع سنين وكنت ألعب بالبنات
Muslim collected it in the Book of Marriage, Chapter on the permissibility of a father marrying off his young virgin daughter, no. 70/1422, from the hadith of Abdah bin Sulayman, and it is in Al-Kubra, no. 5569.