These inscriptions are relics from the period of 'Darius' and 'Khashayar Shah' of the Achaemenian era(xerxes). The said are located 5 km. west of Hamadan at the end of the 'Dareh-ye-Abbas Abad' or Abbas Abad Valley, and have been engraved on a mountain.

Each of these inscriptions have been segregated into three columns with twenty lines, and in three languages of ancient 'Parsi', 'Baboli' and 'Ilami'. The Parsi text is to the left of these two inscriptions, the Baboli(babolonia) text is in the center followed by the Ilami text to the right of the engravings.
The engraved tablet to the left is related to Darius the Great, under which is the engraving related to the period of Khashayar Shah(xerxes).