Leviticus 18:10
18:10 You must not expose the nakedness of your son’s daughter or your daughter’s daughter by having sexual intercourse with them, because they are your own nakedness.
Leviticus 24:11
24:11 The Israelite woman’s son misused the Name and cursed, so they brought him to Moses. (Now his mother’s name was Shelomith daughter of Dibri, of the tribe of Dan.)