Help with translation of the Ottoman yatagan, 18th century.

[OsobistGB]

Originally Posted by gp

Additional:

Aga or Agha was also a honorific title or name given to respected men, who were not to be addressed with Beg / Bey or Effendi for one reason or another in the Ottoman Empire.
So not always a reference to a military rank or position of the owner

Besides the inscription, there are many other reasons to believe that the yatagan belonged to a Janissar

In a literal translation, it can also be translated as older brother