Notes
1. Ibn Khaldun, Vol. 3, p. 245
2. Ibn Khaldun, Vol. 3, p. 249
3. Tabari, Vol. 8, p. 564
4. Tabari, Vol. 8, p. 565
5. Al-Kafi, Vol. 1, p. 491, and Al-Irshad, p. 294
6. Tabari, Vol. 8, p. 565. Ibn Khaldun mentions a similar story in Vol. 3, p. 250, of his work
7. Uyoon Akhbar ar-Ridha’, Vol. 6, p. 159