The Book of Characteristics · Hadith 876 (#Ḥadīth #6)

7-66 حدثنا أبي رضي الله عنه قال: حدثنا سعد بن عبد الله قال: حدثني يعقوب بن يزيد، ومحمد بن الحسين بن أبي الخطاب، عن حماد بن عيسى، عمن ذكره عن أبي عبد الله عليه السلام قال: الحجامة يوم الاثنين من آخر النهار تسل الداء سلا من البدن

7-66 (The compiler of the book narrated) that his father - may God be pleased with him - narrated that Sa’ed ibn Abdullah quoted on the authority of Yaqoob ibn Yazid and Muhammad ibn al-Hussein ibn Abil-Khat’tab, on the authority of Hammad ibn Isa, on the authority of someone who had narrated that Aba Abdullah as-Sadiq (MGB) said, “It was the Prophet (MGB)’s custom was to have blood-letting done for him on Monday afternoons. He (MGB) used to say, ‘Having phlebotomy done on Monday afternoons would immediately relieves one’s pains.’”

Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).