Robert the Bruce later account, "Tales of a Grandfather" by Sir Walter Scott, and may have originally been told about his companion-in-arms Sir James Douglas (the "Black Douglas"), who had spent time hiding out in caves within his manor of Lintalee, which was then occupied by the English. The entire account may in fact be a version of a literary trope used in royal biographical writing. A similar story is told, for example, in Jewish sources about King David, and in Persian folklore about the Mongolian warlord Tamerlane and an ant. It is said that before the Battle of Bannockburn, Bruce was attacked
Battle of Allt Camhna they were guilty of treachery, which is much worse than a defeat. The day and place were fixed for their meeting the Caithness men, and they did not appear, but allowed those to be cut down by a host which had laid their accounts to have the combined forces of Caithness and Sutherland to contend with"". 17th-century historian Sir Robert Gordon (1580–1656), who was living at the time of the battle and who was a younger son of Alexander Gordon, 12th Earl of Sutherland, wrote an account of the battle in his book "A Genealogical History of the Earldom of