First: The names of the Companions who narrated hadiths concerning the Mahdī from the Messenger of Allah, may Allah bless him and grant him peace.

Second: The names of the imams who recorded the hadiths and reports concerning the Mahdī in their books.

Third: The scholars who devoted separate works to the subject of the Mahdī.

Fourth: Those who affirmed the mass transmission of the hadiths concerning the Mahdī, with quotations of their statements on the matter.

Fifth: Some hadiths in the two Sahīh collections that relate to the Mahdī.

Sixth: Some hadiths concerning the Mahdī reported outside the two Sahīh collections, with a discussion of some of their chains of transmission.

Seventh: Some scholars who cited the hadiths concerning the Mahdī as evidence and believed what they establish, with quotations of their statements on the matter.

Eighth: Those I have learned of who are reported to have rejected the hadiths concerning the Mahdī or hesitated to accept them, with a brief examination of their statements.

Ninth: Some material thought to conflict with the hadiths concerning the Mahdī, and a response to it.

Tenth: Concluding remarks.

[First: The names of the Companions who narrated hadiths concerning the Mahdī from the Messenger of Allah, may Allah bless him and grant him peace.]

The names of the Companions who narrated hadiths concerning the Mahdī from the Messenger of Allah, may Allah bless him and grant him peace:

I have found the names of twenty-six Companions who narrated hadiths concerning the Mahdī from the Messenger, may Allah bless him and grant him peace. They are:

1- ‘Uthmān ibn ‘Affān, may Allah be pleased with him.
2- ‘Alī ibn Abī Tālib, may Allah be pleased with him.
3- Talhah ibn ‘Ubayd Allāh, may Allah be pleased with him.
4- ‘Abd al-Rahmān ibn ‘Awf, may Allah be pleased with him.
5- Al-Husayn ibn ‘Alī, may Allah be pleased with him.
6- Umm Salamah, may Allah be pleased with her.
7- Umm Habībah, may Allah be pleased with her.
8- ‘Abd Allāh ibn ‘Abbās, may Allah be pleased with him.
9- ‘Abd Allāh ibn Mas‘ūd, may Allah be pleased with him.
10- ‘Abd Allāh ibn ‘Umar, may Allah be pleased with him.
11- ‘Abd Allāh ibn ‘Amr, may Allah be pleased with him.
12- Abū Sa‘īd al-Khudrī, may Allah be pleased with him.
13- Jābir ibn ‘Abd Allāh, may Allah be pleased with him.
14- Abū Hurayrah, may Allah be pleased with him.
15- Anas ibn Mālik, may Allah be pleased with him.
16- ‘Ammār ibn Yāsir, may Allah be pleased with him.
17- ‘Awf ibn Mālik, may Allah be pleased with him.
18- Thawbān, client of the Messenger of Allah, may Allah be pleased with him.
19- Qurrah ibn Iyās, may Allah be pleased with him.
20- ‘Alī al-Hilālī, may Allah be pleased with him.
21- Hudhayfah ibn al-Yamān, may Allah be pleased with him.
22- ‘Abd Allāh ibn al-Hārith ibn Hamzah, may Allah be pleased with him.
23- ‘Awf ibn Mālik, may Allah be pleased with him.
24- ‘Imrān ibn Husayn, may Allah be pleased with him.
25- Abū al-Tufayl, may Allah be pleased with him.
26- Jābir al-Sadafī, may Allah be pleased with him.