General Information:

The words "we" and "us" refer only to the speakers, not to the hearers, and so is exclusive. (See: rc://en/ta/man/jit/figs-exclusive)

handed down to us

The phrase "handed down" means "passed on." Alternate translation: "taught our ancestors" (See: rc://en/ta/man/jit/figs-idiom and rc://en/ta/man/jit/figs-metonymy)