Denial of Christ in Practice
Source: TTT
Philippians 3:18, 10
For as I have often told you before, and now say again even with tears: Many live as enemies of the cross of Christ. / I want to know Christ and the power of His resurrection and the fellowship of His sufferings, being conformed to Him in His death,
Titus 1:16
They profess to know God, but by their actions they deny Him. They are detestable, disobedient, and unfit for any good deed.