It is narrated from Sayyiduna Fadalah bin Ubayd (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) delivered a sermon on the Day of Sacrifice and said: "Your blood and your honour are sacred to you, just as this day of yours, this month of yours, and this city of yours are sacred."
Hadith Referenceالمعجم الكبير للطبراني / باب الفاء / 15897