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

Revelation 2:8

“To the angel of the assembly in Smyrna write: “The first and the last, who was dead, and has come to life says these things:

Parallel Translations

KJVView canonical →
And unto the angel of the church in Smyrna write; These things saith the first and the last, which was dead, and is alive;
King James Version
GNVView canonical →
And vnto the Angel of the Church of the Smyrnians write, These things saith he that is first, and last, which was dead and is aliue.
Geneva Bible

Cross References

Cross references via openbible.info (CC-BY)