Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
quran:69:36 –

Nor any food except from the discharge of wounds;  

nor any food except pus, the vile excretions of the inhabitants of the Fire — or it ˹ghislīn˺ may denote certain trees therein —
القرآن:٦٩:٣٦ –

وَلَا طَعَامٌ إِلَّا مِنْ غِسْلِينٍ  

{ولا طعام إلا من غسلين} صديد أهل النار أو شجر فيها.