Sayyiduna Anas bin Malik (may Allah be pleased with him) narrates that the Prophet (peace and blessings be upon him) said: "Whoever dies on Friday is protected from the punishment of the grave."
Abu Ya'la recorded it. Its chain contains Yazid al-Raqashi, who has been criticised.
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب الجنائز / 3891