Who Is an Undesirable Leader in Salah (prayer)? Can a Slave Lead Salah (prayer)? Who Is Most Rightful to Lead Salah (prayer)

1. A group has narrated from Ahmad ibn Muhammad from al-Husayn ibn Sa‘id from Fadalah ibn Ayyub from al-Husayn ibn ‘Uthman from ibn Muskan from abu Basir from who has said the following: “Abu ’Abd Allah عليه السلام, has said, ’Five kinds of people are not to lead other people in Salah (prayer) in all circumstances: People suffering from leprosy, insanity, one born out of wedlock and al-A‘ra’biy Arab of the desert.’”