Sayyiduna Abdullah bin Mas'ud (may Allah be pleased with him) said: That I should step on a live coal is more beloved to me than that I should step on the grave of a Muslim.
Al-Tabarani recorded it in al-Mu'jam al-Kabir. Its chain contains Ata' bin al-Sa'ib, and he has been criticised.
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب الجنائز / 4322