The voice refers to the one who was speaking. John does not say who the speaker was, but it may have been God. AT: "I heard someone speaking" (See: [[rc://en/ta/man/translate/figs-synecdoche]])
# horns of the golden altar
These are horn-shaped extensions at each of the four corners of the top of the altar.
# The voice said
The voice refers to the speaker. AT: "The speaker said" (See: [[rc://en/ta/man/translate/figs-synecdoche]])
# The four angels who had been prepared for ... that year, were released
This can be stated with an active form. AT: "The angel released the four angels who had been prepared for ... that year" (See: [[rc://en/ta/man/translate/figs-activepassive]])
# The four angels who had been prepared
This can be stated with an active form. AT: "The four angels whom God had prepared" (See: [[rc://en/ta/man/translate/figs-activepassive]])
# for that hour, that day, that month, and that year
These words are used to show that there is a specific, chosen time and not just any time. AT: "for that exact time" (See: [[rc://en/ta/man/translate/figs-parallelism]])