From Pathfinder Lost Omens Character Guide, which isn't enabled.

Order of the Gate

CLASS FEATURE

Favored Weapon Dagger

The Hellknight signifers of the Order of the Gate seek to prevent lawlessness of all types through the use of their considerable spellcasting prowess and command of fiendish outsiders.

Lesser Benefit Locate Lawbreakers

Greater Benefit Devil Allies

Pathfinder Lost Omens Character GuideOGL