He had already tried it before, this Raging Demon King Sealed Land Teleportation Scroll wasn't directly usable, and it just so happened that the introduction said that this scroll was lost from the Temple of Light, so he took it out to ask the Goddess of Light about it.

"The Seven Great Demon King's Sealed Land Teleportation Scroll? It was accidentally lost by me before, I didn't expect it to fall into your hands, in that case, it will be left to you to crusade against them." The ...