إِنَّ أَشَدَّ النَّاسِ عَذَاباً يَوْمَ الْقِيَامَةِ رَجُلٌ أَقَرَّ نُطْفَتَهُ فِي رَحِمٍ يَحْرُمُ عَلَيْهِ.
“Abu ‘Abd Allah (a.s.), has said, ‘On the Day of Judgment of the people the one who suffers the most intense suffering is one who places his seed in the womb of one who with whom going to bed is unlawful.’”