Titus 1:10-15

10For there are many unruly men, vain talkers and deceivers, specially they of the circumcision, 11whose mouths must be stopped; men who overthrow whole houses, teaching things which they ought not, for filthy lucre’s sake. 12One of themselves, a prophet of their own, said,

13This testimony is true. For which cause reprove them sharply, that they may be sound in the faith, 14not giving heed to Jewish fables, and commandments of men who turn away from the truth. 15To the pure all things are pure: but to them that are defiled and unbelieving nothing is pure; but both their mind and their conscience are defiled.