Saad bin Malik said, "The Messenger of Allah ﷺ combined both his parents for me on the day of Uhud."
حدثنا محمد بن جعفر حدثنا شعبة عن يحيى بن سعيد
قال سعد بن مالك جمع لي رسول الله ﷺ أبويه يوم أحد
Its isnad is sahih. Bukhari related it in 7:66 through Yahya from Ibn Musayab. Muslim, Tirmidhi, and Ibn Majah also related it, as noted in Dhakhair al-Mawarith 2065. See also what came before in Musnad Zubayr 1408.