2. We were told by Muhammed bin Musa bin Mutawakkil, may Allah be pleased with him, that he said: We were told by Ali bin Ibrahim bin Hashim, from his father, from Ibn Abi ‘Umayr, from Abdullah bin Sinan, that he said
Abu Abdillah, peace be upon him, said: Between you and between those who oppose you, there is nothing but the plumbing line. I said: And what thing is the plumbing line? He said: That which you call a plumb. Hence, whoever opposes you and crosses it, then dissociate from him, even if he is an Alawite and Fatimid.