Titus 1:15-16 15 To the pure [in heart and conscience] all things are pure, but to the defiled and corrupt and unbelieving nothing is pure; their very minds and consciences are defiled and polluted. 16 They profess to know God [to recognize, perceive, and be acquainted with Him], but deny and disown and renounce Him by what they do; they are detestable and loathsome, unbelieving and disobedient