The tradition mentioned above has alos been transmitted by Abu Hurairah through a different chain of narrators to the same effect. This version adds: He would fast all but a little of Sha'ban, rather he used to fast the whole of Sha'ban.
Hadith Referenceسنن ابي داود / كتاب الصيام / 2435
Hadith Gradingالألبانی:حسن صحيح | زبیر علی زئی:إسناده حسن