I asked Anas, "Did the Messenger of Allah ﷺ pray while wearing sandals?"He replied, "Yes."
حدثنا غسان بن مضر
سألت أنسا أكان رسول الله ﷺ يصلي في النعلين قال نعم
Its isnad is sahih. Ghassan bin Mudar Kunayf is trustworthy, and Saeed bin Yazid bin Salama, Abu Muslamah (in [T]: al-Muslamah), is also trustworthy. The hadith has already appeared at 11915.