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The priest shall take some of the blood of the trespass offering, and ... put it upon the tip of the right ear ... and upon the thumb of his right hand, and upon the great toe of his right foot. 14:14
Trivia: How long is a mother unclean after delivering a baby boy?
Notice that in this long list of relatives that you may not have sex with, there is one relative that is not mentioned -- your daughter. Nowhere in this list, or anywhere else in the bible, is sex between a man and his daughter (or, more generally, between parent and child) forbidden. 18:6-18, 20