Note the commonality between these paintings, namely, the victor killing his foe using a straight downward slash, sometimes through a shield. Shah Ismail I and Shaybani Khan duel at the Battle of Merv, fresco at Chehel Sotoun, ca 1647: Image attribution: Circa 1647, Public domain, via Wikimedia Commons Shah Ismail and Muhammad Shaybani Khan duel, painting by Mo'en Mosavver, ca 1688: Image attribution: Muin Musavvir, Public domain, via Wikimedia Commons Google Lens was able to read the text on...