* Macbeth's reputation for justice. Macbeth is known for being a just and fair ruler. This reputation earns him the respect of his subjects and makes them more likely to believe his claims.
* Macbeth's charisma. Macbeth is a charismatic leader who is able to inspire others to follow him. This charisma helps him to win the support of the Scottish nobles and to maintain their loyalty even after he becomes king.