Deuteronomy 22:30

Common misinterpretations include conflating this with bans on relations with one's biological mother, overlooking that it targets the father's wife such as a stepmother or concubine; others literalize 'discover his father's skirt' as mere clothing exposure rather than a euphemism for sexual intimacy, or wrongly assume it permits such acts if the father is deceased or divorced, ignoring the perpetual dishonor to parental authority and the broader Mosaic context against familial immorality.

This passage articulates a divine prohibition against a man taking his father's wife, emphasizing the sanctity of familial roles and the honor due to one's father by forbidding sexual relations or marriage that would violate his marital authority, even posthumously; it upholds moral boundaries to prevent incest, maintain family integrity, and reflect God's standards of purity within Israelite covenant law.