It was narrated from Hamzah bin Suhaib that Umar said to Suhaib: "Why are you called Abu Yahya when you do not have a son?" He said: "The Messenger of Allah(ﷺ) gave me the Kunya of Abu Yahya"
HasanHasanDaifBook 33 · Hadith 82
سنن ابن ماجه
It was narrated from Hamzah bin Suhaib that Umar said to Suhaib: "Why are you called Abu Yahya when you do not have a son?" He said: "The Messenger of Allah(ﷺ) gave me the Kunya of Abu Yahya"