Hadith 123

Bulugh al-Maram

Book 1: The Book of Purification

Chapter 7

The Manners of Answering the Call of Nature

باب قضاء الحاجة

Bulugh al-Maram 104
وَلِلْحَاكِمِ: { أَكْثَرُ عَذَابِ اَلْقَبْرِ مِنْ اَلْبَوْلِ } وَهُوَ صَحِيحُ اَلْإِسْنَاد ِ 1‏ .‏
and Al-Hakim reported that:

“Urination is the main cause of punishment in the grave”. [Its chain of narrators is authentic].