Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why
WEB

2 Esdras 13:49

It will be therefore when he will destroy the multitude of the nations that are gathered together, he will defend the people who remain.

Parallel Translations

KJVView canonical →
Now when he destroyeth the multitude of the nations that are gathered together, he shall defend his people that remain.
King James Version
GNV1560View canonical →
Now when he destroieth the multitude of the nacions that are gathered together, he shal defende the people that remaine,
Geneva Bible (1560) Apocrypha