6-16 Muhammad ibn al-Hassan ibn Ahmad ibn al-Walid -may God be pleased with him- narrated that Muhammad ibn al-Hassan al-Saffar quotedBanan ibn Muhammad ibn Isa, on the authority of his father, on the authority of Abdullah ibn al-Muqayrih, on the authority of Al-Sakoony, on the authority of Ja’far ibn Muhammad as-Sadiq (MGB), on the authority of his father (MGB), on the authority of his forefathers (MGB), “You should not greet six people: Jews, Christians; Magians; one who is in the toilet; those who drink alcoholic beverages; poets who accuse innocent women; and those who make jokes by insulting their mothers.”