2. Al-Husayn ibn Muhammad al-Ash‘ari has narrated from Mu‘alla ibn Muhammad from al-Hassan ibn Ali al-Washsha from Aban ibn ‘Uthman from abu al-Sabah who has said that he heard Imam abu ‘Abdallah saying,

“I testify that Amir al-Mu’minin is the Imam obedience to whom is obligatory by the command of Allah, that al-Hassan is the Imam obedience to whom is obligatory by the command of Allah, that al-Husayn is the Imam obedience to whom is obligatory by the command of Allah, that Ali ibn al-Husayn is the Imam obedience to whom is obligatory by the command of Allah and that Muhammad ibn Ali is the Imam obedience to whom is obligatory by the command of Allah.”