The Messenger of Allah ﷺ said, "The world is the prison of the believer and the paradise of the disbeliever."
قال رسول الله ﷺ: الدنيا سجن المؤمن وجنة الكافر.
Muslim narrated it in Zuhd and Raqaiq (2956) from Qutayba bin Saeed, who said, "Abdul-Aziz, meaning Darawardi, narrated to us, from Ala, from his father, from Abu Hurairah," and he mentioned it.