I heard the Prophet of Allah ﷺ say, "When the people of Paradise see them, they will say, 'These are the people who came out of Hell.'"
حدثنا روح حدثنا سعيد عن قتادة
سمعت نبي الله ﷺ يقول إذا أبصرهم أهل الجنة قالوا هؤلاء الجهنميون
Its chain is sahih, like the one before it.