Amarna letter EA 10
Amarna Letter EA10 (see here: [1]) is the letter of the Amarna series of diplomatic correspondence designated EA 10, which is written in cuneiform writing showing the continuation of a correspondence between Burna-Buriash II (otherwise known as Burra-Buriyaš) an ancient king of Babylon (named Karduniaš in the 1350 BC Amarna time period), and Akhenaten (also known as Amenophis IV), an ancient pharaoh of Egypt. Some part of the contents of the letter indicates (in addition to EA11) that the Egyptian pharaoh married his daughters (named Meritaten and Ankhesenpaaten) at a time when they were about 11 or 12 years of age.