You shall not expose the nakedness of your father’s sister; for she is the flesh of your father
Other versions
King James Version
Thou shalt not uncover the nakedness of thy father's sister: she is thy father's near kinswoman.English Standard Version
You shall not uncover the nakedness of your father's sister; she is your father's relative.New International Version
"'Do not have sexual relations with your father's sister; she is your father's close relative.