Muhammad ibn al-Hasan said: Its meaning is that nothing is permissible for him in terms of intercourse in the vagina, although other actions are permissible, as indicated in the earlier narrations. Then SAM (may Allah سبحانه وتعالى support him) said: "The minimum duration of menstruation is three days, its maximum is ten days, and the average is what lies in between." This is supported by (following hadith):
Commentary #5