(33) باب النَّهْىِ عَنِ الْجُلُوسِ، عَلَى الْقَبْرِ وَالصَّلاَةِ عَلَيْهِ
Abu Marthad al-Ghanawi reported Allah's Messenger (ﷺ) as saying:
Do not pray facing towards the graves, and do not sit on them. (JA)
Reference (JA): Sahih Muslim 972 b (JA)
In-book reference (JA): Book 11, Hadith 127 (JA)
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 2122 (JA)