Official rule text
98.4 When a player gains a victory point, they advance their control token a number of spaces along the victory point track equal to the number of victory points gained. a A player’s control token must always be on the space of the victory point track that shows a number that matches the number of victory points that player has gained during the game. A player cannot have more than 10 victory points.
View official source
Source: Living Rules Reference and FAQ - Prophecy of Kings
Expansion: Prophecy of Kings
Version: 2.0
Reference: Rule 98.4