On the prohibition against plastering over or building over graves

Riyad as-Salihin (The Meadows of the Righteous)

by Imam Nawawi

348. Chapter: On the prohibition against plastering over or building over graves

1767. Jabir said, "The Messenger of Allah, may Allah bless him and grant him peace, forbade plastering over graves or sitting on them or building over them." [Muslim]