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

John 12:4

Then Judas Iscariot, Simon’s son, one of his disciples, who would betray him, said,

Parallel Translations

KJVView canonical →
Then saith one of his disciples, Judas Iscariot, Simon’s son, which should betray him,
King James Version

Cross References

Cross references via openbible.info (CC-BY)