In Genesis 17:12, God mandated that Abraham circumcise his sons on the 8th day after birth. In 1935, it was discovered that Vitamin K and prothrombin together cause blood coagulation, which is important in any surgical procedure.{{fact}} On the 8th day, the amount of prothrombin present is elevated above 100% of normal and is normally the only day in the male’s life in which this will be the case.{{fact}} If surgery is to be performed, day 8 is the perfect day to do it. | In Genesis 17:12, God mandated that Abraham circumcise his sons on the 8th day after birth. In 1935, it was discovered that Vitamin K and prothrombin together cause blood coagulation, which is important in any surgical procedure.{{fact}} On the 8th day, the amount of prothrombin present is elevated above 100% of normal and is normally the only day in the male’s life in which this will be the case.{{fact}} If surgery is to be performed, day 8 is the perfect day to do it. |