Isaiah 27:13

13 And in that day a great trumpet will sound. Those who were perishing in Assyria and those who were exiled in Egypt will come and worship the LORD on the holy mountain in Jerusalem.

Read Isaiah 27:13 Using Other Translations

And it shall come to pass in that day, that the great trumpet shall be blown, and they shall come which were ready to perish in the land of Assyria, and the outcasts in the land of Egypt, and shall worship the LORD in the holy mount at Jerusalem.
And in that day a great trumpet will be blown, and those who were lost in the land of Assyria and those who were driven out to the land of Egypt will come and worship the LORD on the holy mountain at Jerusalem.
In that day the great trumpet will sound. Many who were dying in exile in Assyria and Egypt will return to Jerusalem to worship the LORD on his holy mountain.