James 4:11

Murmur not against one another, brethren. He that speaks evil of his brother and judges his brother, speaks evil of the law and judges the law; but if thou judge the law, thou art not a keeper of the law, but a judge.

1 Peter 2:1

Having therefore left all malice and all guile and hypocrisies and envies and all murmurings,

Psalm 140:11

The man with an evil tongue shall not be established in the earth; evil shall hunt the man of violence to overthrow him.

James 5:9

Complain not one against another, brethren, that ye not be condemned: behold, the judge stands before the door.

Matthew 7:1-2

Judge not, that ye be not judged.

Luke 6:37

Judge not, and ye shall not be judged; condemn not, and ye shall not be condemned; forgive, and ye shall be forgiven;

Romans 2:1

Therefore, thou art inexcusable, O man, whosoever thou art that judgest; for in that which thou dost judge another, thou dost condemn thyself; for thou that judgest others doest the same things.

Romans 2:13

(for not the hearers of the law are just before God, but the doers of the law shall be justified;

Romans 7:7

What shall we say then? Is the law sin? No, in no wise. But, I did not know sin except by the law; for neither would I have known lust if the law did not say, Thou shalt not covet.

Romans 7:12-13

So the law is truly holy, and the commandment holy and just and good.

Romans 14:3-4

Let not him that eats despise him that does not eat, and let not him who does not eat judge him that eats; for God has raised him up.

Romans 14:10-12

But why dost thou judge thy brother? or why dost thou belittle thy brother? for we shall all stand before the tribunal of the Christ.

1 Corinthians 4:5

Therefore, judge nothing before the time, until the Lord comes, who both will bring to light the hidden things of darkness and will make manifest the counsels of the hearts; and then shall each one have praise of God.

2 Corinthians 12:20

For I fear, lest, when I come, I shall not find you such as I desire and that I shall be found unto you such as ye desire not, lest there be debates, envyings, wraths, strifes, backbitings, whisperings, rumours, tumults,

Ephesians 4:31

Let all bitterness and wrath and anger and clamour and evil speaking be taken away from you, with all malice,

1 Timothy 3:11

The wives likewise are to be honest, not slanderers, temperate, faithful in all things.

2 Timothy 3:3

without natural affection, trucebreakers, false accusers, without temperance, without meekness, without goodness,

Titus 2:3

The aged women likewise, that they be in behaviour as becomes holiness, not false accusers, not given to much wine, teachers of honesty;

James 1:22-23

But be ye doers of the word, and not hearers only, deceiving your own selves.

James 1:25

But whosoever has looked attentively into the perfect law of liberty and has persevered in it, not being a forgetful hearer, but a doer of the work, the same shall be blessed in their deed.

Treasury of Scripture Knowledge

Summary

Speak not evil one of another, brethren. He that speaketh evil of his brother, and judgeth his brother, speaketh evil of the law, and judgeth the law: but if thou judge the law, thou art not a doer of the law, but a judge.

Speaketh evil of the law

General references

Bible References

And judgeth

Matthew 7:1
Judge not, that ye be not judged.
Luke 6:37
Judge not, and ye shall not be judged; condemn not, and ye shall not be condemned; forgive, and ye shall be forgiven;
Romans 2:1
Therefore, thou art inexcusable, O man, whosoever thou art that judgest; for in that which thou dost judge another, thou dost condemn thyself; for thou that judgest others doest the same things.
Romans 14:3
Let not him that eats despise him that does not eat, and let not him who does not eat judge him that eats; for God has raised him up.
1 Corinthians 4:5
Therefore, judge nothing before the time, until the Lord comes, who both will bring to light the hidden things of darkness and will make manifest the counsels of the hearts; and then shall each one have praise of God.

Speaketh evil of the law

Romans 7:7
What shall we say then? Is the law sin? No, in no wise. But, I did not know sin except by the law; for neither would I have known lust if the law did not say, Thou shalt not covet.

A doer

James 1:22
But be ye doers of the word, and not hearers only, deceiving your own selves.
Romans 2:13
(for not the hearers of the law are just before God, but the doers of the law shall be justified;

General references

Exodus 20:16
Thou shalt not give false testimony against thy neighbour.
Matthew 7:1
Judge not, that ye be not judged.