Musannaf Ibn Abi Shaybah

Hazrat Imran bin Hadeer states that Muhammad disliked marking graves.

Hazrat Salim bin Hayan, Hazrat Hammad, and Ibrahim disliked placing a marker on the grave.

It is narrated from Hazrat Al-Muttalib bin Abdullah bin Hantab that when Hazrat Uthman bin Maz'oon passed away, the Holy Prophet (peace and blessings be upon him) buried him in Jannat al-Baqi', and then said to a person: Go to such-and-such rock and bring a stone so that I may place it as a marker on his grave, by which we may recognize it (later).

Hazrat Aflah narrates that Hazrat Qasim made a will saying: O son! Do not write on my grave, and do not raise my grave too high except to the extent that water is kept away from it (so that it does not obstruct water).

It is narrated from Hazrat Jabir that the Noble Prophet (peace and blessings be upon him) forbade building upon the grave, and in another narration, it is mentioned that he forbade writing upon it.

Hazrat Mubarak says that Hasan disliked placing a plaque on the grave.

Hazrat Mughira narrates that Ibrahim disliked the construction of a mosque over a grave.