It wasnarrated from 'Iyad bin Himar that the Prophet (ﷺ) addressedthemand said:
"Allah has revealed to me that you should be humbletowards one another so that none of you boasts to another." (IT)
English reference (IT): Vol. 5, Book 37, Hadith 4179 (IT)
Arabic reference (IT): Book 37, Hadith 4319 (IT)