en_tn/isa/52/07.md

Isaiah is speaking to the people of Israel.

the feet of the messenger

Here "feet" refers to the messenger walking and bringing good news to the people. (See: rc://en/ta/man/translate/figs-metonymy)

every eye of theirs

AT: "every one of them" (See: rc://en/ta/man/translate/figs-synecdoche)