7-74 Muhammad ibn Ahmad al-Baghdady al-Var’raq narrated that Ali ibn Muhammad ibn Ja’far ibn Ahmad ibn Anbasta - the servant of Ar-Rashid quoted Darim ibn Qabaysat narrated that Ali ibn Musa al-Ridha (MGB) said that he (MGB) had heard his father (MGB) quote on the authority of his grandfather (MGB), on the authority of Muhammad ibn Ali al-Baqir (MGB), on the authority of his father Ali ibn al-Hussein (MGB), on the authority of his father Al-Hussein ibn Ali (MGB), on the authority of his father Ali ibn Abi Talib (MGB) that God’s Prophet (MGB) said,

“The last Wednesday of every month is always one with bad omen.”