Matthew 12:36-37

But I tell you that men will have to give account on the day of judgment for every careless word they have spoken.

Luke 10:29

But he, wanting to justify himself, said to Jesus, "And who is my neighbor?"

Luke 16:15

He said to them, "You are those who justify yourselves before men, but God knows your hearts. For what is highly esteemed among men is an abomination in the sight of God.

Philippians 3:12-15

Not that I have already obtained this, or have already been made perfect, but I press on to take hold of that for which Christ Jesus took hold of me.

1 Timothy 6:5

and constant friction between men of depraved mind and deprived of the truth, who imagine that godliness is a means of gain.

James 3:2

For we all stumble in many ways. If anyone does not stumble in what he says, he is a perfect man, able to bridle the whole body as well.

Treasury of Scripture Knowledge

Summary

If I justify myself, mine own mouth shall condemn me: if I say, I am perfect, it shall also prove me perverse.

I am perfect

It shall

Bible References

Justify

Luke 10:29
But he, wanting to justify himself, said to Jesus, "And who is my neighbor?"
Luke 16:15
He said to them, "You are those who justify yourselves before men, but God knows your hearts. For what is highly esteemed among men is an abomination in the sight of God.

Mine

Matthew 12:36
But I tell you that men will have to give account on the day of judgment for every careless word they have spoken.
James 3:2
For we all stumble in many ways. If anyone does not stumble in what he says, he is a perfect man, able to bridle the whole body as well.

I am perfect

Philippians 3:12
Not that I have already obtained this, or have already been made perfect, but I press on to take hold of that for which Christ Jesus took hold of me.

It shall

1 Timothy 6:5
and constant friction between men of depraved mind and deprived of the truth, who imagine that godliness is a means of gain.