"The Prophet(ﷺ) used to come to us and say to a brother of mine, who was small: 'O Abu Umair.'".
Sunan Ibn Majah Book 33, Hadith 84
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Sunan Ibn Majah Book 33, Hadith 83 Next Hadith → "(Allah's saying) "Nor insult one another by nicknames(Surah Al Hujarat 49:11)" was revealed concerning us, the Ansar. When the Prophet(ﷺ) came to us, a man among us would have two or three names, and the Prophet(ﷺ) might call him by one of those names, only to be told: "O Messenger of Allah(ﷺ), he does not like that name." Then:"Nor insult one another by nicknames." was revealed."

Sunan Ibn Majah Book 33, Hadith 85