Bible Verses About Self-Righteousness: Ineffectual for salvation

If I be washed, as it were, with snow waters, and my hands shall shine ever so clean:

Yet thou shalt plunge me in filth, and my garments shall abhor me.

For I tell you, that unless your justice abound more than that of the scribes and Pharisees, you shall not enter into the kingdom of heaven.

Because by the works of the law no flesh shall be justified before him. For by the law is the knowledge of sin.