It is narrated from Hazrat Anas (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) used to say: "The real good is the good of the Hereafter," or he would say: "O Allah! There is no good except the good of the Hereafter, so reform the Ansar and the Muhajireen."
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 13191