20. Al-Husayn Muhammad has narrated from Mu‘alla’ ibn Muhammad from Ahmad ibn Muhammad from ibn ‘Abd Allah from abu Jamilah from ’Isma‘il ibn abu Idris from al-Husayn ibn Damrah ibn abu Damrah from his father from his grandfather who has narrated the following: “Amir al-Mu’minin Ali عليه السلام, has said, ‘The judicial laws of Muslims are based on three principles; Just witnesses or decisive oath or a tradition practiced by the Imam of guidance who have passed away.’”