Both of his parents were renowned for their piety, to the point that his father volunteered to join his Alid relatives who were imprisoned by the Abbasid caliph al-Mansur in 758 and 762, dying in prison in 763.
[3] Muhammad al-Nafs al-Zakiyya, who led a major Alid revolt in Medina against the Abbasids in 762, was a brother of Husayn's mother.
[4] Husayn thus grew up in what the historian Laura Veccia Vaglieri describes as "an atmosphere of extreme piety and of secret hatred for the Abbasids".
[4] According to Veccia Vaglieri, "[t]here exist many anecdotes about his love for the poor, his charity, his inability to understand the value of money and his boundless generosity".
[10] Idris eventually moved to the Maghreb, and in 789 established the Idrisid dynasty in the area of modern Morocco, while his brother Yahya raised a revolt in Daylam in 792.