I heard the Messenger of Allah ﷺ say, "Aslam, may Allah keep them in peace, and Ghifar, may Allah forgive them."
حدثنا هاشم حدثنا إسحاق بن سعيد عن أبيه
سمعت رسول الله ﷺ يقول أسلم سالمها الله وغفار غفر الله لها
Its chain of transmission is sahih, it is an abridgment of 5981.