I know that per torah, if a (Jewish) man has relations with a woman who is niddah he is punished with kareit. I have been told that in this case the woman is also punished with kareit. Is the ...
We know that if a man has relations with a non-Jewess, the halacha is A zealot may kill him in the act (Sanhedrin 82a). Both R' Schneersohn (the last one -- in Sichos) and R' Tzadok haCohen miLublin ...