6. [6/59] al-Kafi: Muhammad b. Ismail from al-Fadhl b. Shadhan from Safwan b. Yahya from Abd al-Rahman b. al-Hajjaj from Aban b. Taghlib from Abi Abdillah عليه السلام who said
the Sunnahcannot be derived by analogy, do you not see that a woman repays her fasts but does not repay her prayers, O Aban! If the Sunnahis analogized then the religion is destroyed.