Revelation 14 5
They speak no lies; they are without fault.
Compare with other 3 random translations
WEB Revelation 14:5In their mouth was found no lie, for they are blameless.
KJV Revelation 14:5And in their mouth was found no guile: for they are without fault before the throne of God.
AMP Revelation 14:5No lie was found in their mouth, for they are blameless (spotless, untainted, beyond reproach).The Angel with the Gospel