Silsilat al-Ahadith al-Sahihah

It is narrated from Sayyiduna Iyad bin Himar (may Allah be pleased with him) that the Noble Prophet (peace and blessings of Allah be upon him) delivered a sermon to the people and said in it: "Indeed, Allah Almighty has revealed to me that you should adopt humility, and none of you should boast over another or oppress another."