Rom.16.18  For such persons do not serve our Lord Christ, but their own appetites, and by fair and flattering words they deceive the hearts of the simple-minded.
Jude.1.16  These are grumblers, malcontents, following their own passions, loud-mouthed boasters, flattering people to gain advantage.

Hyper-concordance v1.1, by Sean Boisen. Scripture verses taken from the Revised Standard Version, copyright 1952, 1971.