Jami` at-Tirmidhi 1052
جامع الترمذي#1052SahihJabir narrated:"The Messenger of Allah prohibited plastering graves, writing on them, building over them, and treading on them
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirSahih
Al-AlbaniSahih
Bashar Awad MaaroufHasan Sahih
Zubair Ali ZaiSahih Muslim
In-book reference: 10:88