Archaeologists in Israel say that they have found a clay seal mark that may bear the signature of the Biblical Prophet Isaiah. The 2,700-year-old stamped clay artifact was found during an ...

Ancient Biblical Seal of the Prophet Isaiah Reveals 2,700-Year-Old Tablet May Have Belonged to Holy Man. Published Feb 22, 2018 at 9:48 AM EST Updated Feb 22, 2018 at 11:04 AM EST.