A person living on an island wrote a letter to Sayyiduna Umar bin Abdul Aziz (may Allah be pleased with him) stating that a prisoner had become a Christian in the land of Rome, so he replied: "If this is proven, then distribute his wealth among his heirs."
Hadith Referenceسنن سعید بن منصور / كتاب ولاية العصبة / 1489
Hadith Takhrij«أخرجه سعيد بن منصور فى «سننه» ترقيم الدرالسلفية برقم:، 312، 2832»