# Then they will hear

Possible meanings are 1) the two witnesses will hear or 2) the people will hear what is said to the two witnesses.

# a loud voice from heaven

The word "voice" refers to the one who speaks. Alternate translation: "someone speak loudly to them from heaven and" (See: [[rc://en/ta/man/jit/figs-metonymy]])

# say to them

"say to the two witnesses"