Sword of ‘ Dul Fakhar’ is from Prophet Muhammad (SAW.,) sword, he gave to sayidina Ali (ra.,), his nephew and son in law, as Prophet Muhammad (SAW)., legitimate him as Prime General.
Then this history also interpretation as part of authonomy privilige right Sayidina Ali (ra.,) also to his son, grandson and regeneration family (dzuriyah), as privilige right license to kill, even from Prophet Muhammad (SAW).
As part of authonomy privilige right of Empire Sultanate Banten Darussalam of Surosowan family throne as The Elder regeneration of Prophet Muhammad (SAW. ,) and all international royal family kingdom, monarch, sovereign.
Such as drop instruction to target. As Ulama said, So be careful with dzuriyah privilige right. But to Empire Sultanate Banten Darussalam or Surosowan family throne had the most high privilige right as authonomy privilige right at international nation authority.