Sh'mot chapter 7 describes the first plague, with the Nile and all other water turning to blood (except the Israelites' water). Paro's magicians then turn water into blood, which convinces Paro that ...
Here's what I know, based on my education in day school, about the plague of blood in Egypt. All water was turned to blood The only way for the Egyptians to get clean water was to purchase it from ...
There is a well known Medrash Rabbah that the Jews during the Plague of Blood sold water to the Egyptians for exorbitant amounts of money. The question is how was this allowed as we have a rule that ...