It is narrated from Sayyiduna Ka'b bin Malik (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) sent him and Sayyiduna Aws bin al-Hadathan (may Allah be pleased with him) during the days of Tashriq, and the two of them announced: "None will enter Paradise except a believer, and the days of Mina are days of eating and drinking."
Hadith Referenceالمعجم الكبير للطبراني / باب الألف / 608