The Sangheili seldom watch own weapons as something over tools of war, and seldom connect added importance to a weapon just because it once belonged to a great warrior. This was especially true throughout the Covenant's days, when weapons had been mass-produced and warriors did not carry personalized weapons. https://rylantgsbk.blogoscience.com/34075259/how-link-halocuan98-can-save-you-time-stress-and-money