Refer to the passage below and then answer the question afterwards in the same language as the passage:

Passage: King Henry VIII of England took the opportunity of the regency to propose marriage between Mary and his own son and heir, Edward, hoping for a union of Scotland and England. On 1 July 1543, when Mary was six months old, the Treaty of Greenwich was signed, which promised that, at the age of ten, Mary would marry Edward and move to England, where Henry could oversee her upbringing. The treaty provided that the two countries would remain legally separate and, if the couple should fail to have children, the temporary union would dissolve.  Cardinal Beaton rose to power again and began to push a pro-Catholic pro-French agenda, angering Henry, who wanted to break the Scottish alliance with France. Beaton wanted to move Mary away from the coast to the safety of Stirling Castle. Regent Arran resisted the move, but backed down when Beaton's armed supporters gathered at Linlithgow. The Earl of Lennox escorted Mary and her mother to Stirling on 27 July 1543 with 3,500 armed men. Mary was crowned in the castle chapel on 9 September 1543, with "such solemnity as they do use in this country, which is not very costly", according to the report of Ralph Sadler and Henry Ray.Shortly before Mary's coronation, Henry arrested Scottish merchants headed for France and impounded their goods. The arrests caused anger in Scotland, and Arran joined Beaton and became a Catholic. The Treaty of Greenwich was rejected by the Parliament of Scotland in December. The rejection of the marriage treaty and the renewal of the Auld Alliance between France and Scotland prompted Henry's "Rough Wooing", a military campaign designed to impose the marriage of Mary to his son. English forces mounted a series of raids on Scottish and French territory. In May 1544, the English Earl of Hertford (later Duke of Somerset) raided Edinburgh, and the Scots took Mary to Dunkeld for safety.In May 1546, Beaton was murdered by Protestant lairds, and on 10 September 1547, nine months after the death of Henry VIII, the Scots suffered a heavy defeat at the Battle of...

Question: How many people were in the army supporting to travel of Mary and her mother?
3,500