I went out, and he mentioned something similar to the hadith of Makki, except that he said, "Today is the day of the suckling," and he added, "The Messenger of Allah ﷺ mounted me behind him on his riding camel."
قال حدثنا إبراهيم بن مهدي قال حدثنا حاتم يعني ابن إسماعيل عن يزيد بن أبي عبيد قال سمعت
خرجت فذكر نحو حديث مكي إلا أنه قال واليوم يوم الرضع وزاد فيه وأردفني رسول الله ﷺ على راحلته
No references are available.
Its chain of transmission is sahih, its narrators are well known and have been mentioned previously, and the hadith has already appeared at 16465.