The Book of Characteristics · Hadith 1042 (#Ḥadīth #4)
Chapter 5 | The Twelve Caliphs and Divine Leaders after the Prophet
12-9 وقال جرير عن الاشعث ابن مسعود عن النبي صلى الله عليه وآله قال: الخلفاء بعدي اثنا عشر كعدد نقباء بني إسرائيل
12-9 Jarir narrated that Al-Ash’as quoted ibn Masood on the authority of the Prophet (MGB), “The Caliphs after me will be twelve - as many as the chiefs of Israel.”
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).