Revelation of Jesus Christ
From the KJV 1611 with Strong's Concordance
G3789
ὄφις
ophis
{of'-is}
Probably from G3700 (through the idea of sharpness of vision); a snake, figuratively (as a type of sly cunning) an artful malicious person, especially Satan.
serpent
Matthew 7:10. Luke 11:11. John 3:14. 2 Corinthians 11:3. Revelation 12:9, 14, 15; 20:2.
serpents
Matthew 10.16; 23:33. Mark 16:18. Luke 10:19. 1 Corinthians 10:9. Revelation 9:19.