Abu Dawud Book 36, Hadith Number 4949.
Chapter : Not known.
Narated By Ali ibn AbuTalib : I said: Apostle of Allah! tell me if a son is born to me after your death, may I give him your name and your kunyah? He replied: Yes.
Narated By Ali ibn AbuTalib : I said: Apostle of Allah! tell me if a son is born to me after your death, may I give him your name and your kunyah? He replied: Yes.