اَللَّاوِيِّينَ 18:11

عَوْرَةَ بِنْتِ ٱمْرَأَةِ أَبِيكَ ٱلْمَوْلُودَةِ مِنْ أَبِيكَ لَا تَكْشِفْ عَوْرَتَهَا. إِنَّهَا أُخْتُكَ.

The nakedness of thy father’s wife’s daughter, begotten of thy father, she is thy sister, thou shalt not uncover her nakedness.