Final answer:
The King of Edom did not allow the Israelites to pass through their land.
Step-by-step explanation:
The king who did not allow the Israelites to pass through their land was the King of Edom. In the biblical book of Numbers, it is mentioned that the Israelites requested permission from the Edomites to pass through their territory on their journey to the Promised Land. However, the Edomites refused and came out with a strong military force to prevent the Israelites from passing through.