The world’s oldest known stone tablet inscribed with the Ten Commandments dating back about 1500 to 1700 years may fetch $ 250000 at an auction in the US. The tablet is 90kg and 2-foot long marble slab that contains 20 carved lines of biblical injunctions was discovered in 1913 in Israel after construction workers began excavation for a railroad. Based on the shape and content of the text scholars concluded that it was an ancient form of Samaritan an archaic mixture of Aramaic and Hebrew dated between 300 and 500 AD. 4 such stone tablets are known today but the others are either in fragments or located at less accessible sites in the Middle East. According to the researchers the slab was purchased in 1943 by a man who then brought it to noted biblical scholars.