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." (DE)
English reference (DE): Vol. 5, Book 37, Hadith 4179 (DE)
Arabic reference (DE): Book 37, Hadith 4319 (DE)