اَللَّاوِيِّينَ 18:10

عَوْرَةَ ٱبْنَةِ ٱبْنِكَ، أَوِ ٱبْنَةِ بِنْتِكَ لَا تَكْشِفْ عَوْرَتَهَا. إِنَّهَا عَوْرَتُكَ.

The nakedness of thy son’s daughter, or of thy daughter’s daughter, even their nakedness thou shalt not uncover: for theirs is thine own nakedness.