Self-Righteousness is Vain Because Our Righteousness Is: Ineffectual for Salvation
Source: TTT
Job 9:30, 31
If I should wash myself with snow and cleanse my hands with lye, / then You would plunge me into the pit, and even my own clothes would despise me.
Matthew 5:20
For I tell you that unless your righteousness exceeds that of the scribes and Pharisees, you will never enter the kingdom of heaven.
Romans 3:20
Therefore no one will be justified in His sight by works of the law. For the law merely brings awareness of sin.