I have a question on this week Parsha (Vayechi):
Yacov says with regards to Reuven “reishis oni” whic Rashi says means that Reuven was conceived with Yacov’s first tipah. Now, the Rambam says that a woman cannot conceive from Bia Rishona. How then did she conceive Reuven with Bia Rishona?