The contemporary Scholar, Safi Golpaygani, has collected all
these traditions in his book: Muntakhab al-athar, citing their
Sunni and Shi'i sources. Following is the list of the subject and
the number of traditions on that subject:
91 Hadith on: "The Imams are twelve in number, among whom
the first is Ali b. Abi Talib and the last is the Mahdi."
94 Hadith on: "The Imams are twelve, and the last one is the
Mahdi."
107 Hadith on: "The Imams are twelve, nine among whom are
the descendants of Husayn, and the ninth is the Qa'im."
389 Hadith on: "Mahdi is from among the progeny of the Prophet."
214 Hadith on: "Mahdi is from among the descendants of Ali."
192 Hadith on: "Mahdi is from among the descendants of Fatima."
185 Hadith on: "Mahdi is from among the descendants of Husayn."
148 Hadith on: "Mahdi is the nineth descendant of Husayn."
185 Hadith on: "Mahdi is among the descendants of Ali b. al-Husayn."
103 Hadith on: "Mahdi is among the descendants of Imam Muhammad
Baqir."
103 Hadith on: "Mahdi is among the descendants of Imam Ja'far
Sadiq."
99 Hadith on: "Mahdi is the sixth descendant of Imam Sadiq."
101 Hadith on: "Mahdi is among the descendants of Imam Músa
al-Kazim."
98 Hadith on: "Mahdi is the fifth descendant of Imam Qaim."
95 Hadith on: "Mahdi is the fourth descendant of Imam Ali
Ridha."
90 Hadith on: "Mahdi is the third descendant of Imam Muhammad
Taqi."
90 Hadith on: "Mahdi is among the descendants of Imam Ali
al-Hadi."
145 Hadith on: "Mahdi is Imam Hasan Askari's son."
148 Hadith on: "The name of Mahdi's father is Hasan."
47 Hadith on: "The name and patronymic of the Mahdi will be
that of the Prophet's name and patronymic."