Do nothing to the young woman, because she has committed no sin worthy of death. This case is just like one in which a man attacks his neighbor and murders him.
KJV
But unto the damsel thou shalt do nothing; [there is] in the damsel no sin [worthy] of death: for as when a man riseth against his neighbour, and slayeth him, even so [is] this matter:
ASV
but unto the damsel thou shalt do nothing; there is in the damsel no sin worthy of death: for as when a man riseth against his neighbor, and slayeth him, even so is this matter;