It is narrated from Hazrat Abu Huraira (may Allah be pleased with him) that I heard Abul Qasim (peace and blessings be upon him) saying: Some people will leave Madinah with reluctance, although if they knew, Madinah would have been better for them.
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 9237