What does Isaiah 66:20 mean?

They'll bring all your people from every nation as an offering to the Lord, on horses, in chariots, in wagons, on mules, and on camels, to my holy mountain in Jerusalem, says the Lord—just like the Israelites bring their offerings in clean vessels to the Lord's house. Isaiah 66:20 - Modern Text Bible

(People from all over the world will come to worship God, bringing others with them as a gift to him.)