Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why
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Revelation 9:19

For the power of the horses is in their mouths and in their tails. For their tails are like serpents, and have heads; and with them they harm.

Parallel Translations

KJVView canonical →
For their power is in their mouth, and in their tails: for their tails were like unto serpents, and had heads, and with them they do hurt.
King James Version

Cross References

Isaiah 9:15Revelation 9:10Ephesians 4:14

Cross references via openbible.info (CC-BY)

Full Chapter 9Compare Translations