7-89 (The compiler of the book narrated) that his father - may God be pleased with him - narrated that Muhammad ibn Yahya al-Attar quoted Muhammad ibn Ahmad ibn Yahya ibn Imran al-Ash’ari, on the authority of Ahmad ibn Muhammad ibn Khalid, on the authority of his father, on the authority of Bakr ibn Salih, on the authority of Al-Ja’fari that he had heard Abal-Hassan Al-Kadhim (MGB) say, “
Cut your nails off on Tuesdays, go to the bath on Wednesdays and have phlebotomy done on Thursdays if you wish. Put on your best perfume on Fridays.”