en_tn/rev/15/01.md

General Information:

This verse is a summary of what will happen in 15:6-16:21.

great and marvelous

These words have similar meanings and are used for emphasis. Alternate translation: "something that greatly amazed me" (See: rc://en/ta/man/jit/figs-doublet)

seven angels with seven plagues

"seven angels who had authority to send seven plagues on the earth"

which are the final plagues

"and after them, there will not be any more plagues"

for with them the wrath of God will be completed

This can be stated in active form. Alternate translation: "for these plagues will complete the wrath of God" (See: rc://en/ta/man/jit/figs-activepassive)

for with them the wrath of God will be completed

Possible meanings are 1) these plagues will show all of God's anger or 2) after these plagues, God will no longer be angry.