Частина 10 · Глава 153

You also need to know that every phase of these three phases of gestation, which are seven, nine, and twelve, each has in it four periods. They are: first, the first three days of implantation. Second, until the end of the first forty days, in which the form of the fetus is completed. Third, until the end of the first three months, in which the fetus is recognized. Fourth, until the completion of the remaining months of gestation, to complete the correction of the child until the time of birth. And all this has been explained in general.