James 4:11

Backbite not one another, brethren. He that backbiteth his brother, and he that judgeth his brother, backbiteth the law, and judgeth the law: but and if thou judge the law, thou art not an observer of the law: but a judge.

1 Peter 2:1

Wherefore, lay aside all maliciousness, and all guile, and dissimulation, and envy, and all backbiting:

Psalm 140:11

A man full of words shall not prosper upon the earth; a malicious and wicked person shall be hunted away, and destroyed.

James 5:9

Grudge not one against another, brethren, lest ye be damned. Behold, the judge standeth 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 art thou inexcusable, O man, whosoever thou be that judgest. For in the same wherein thou judgest another, thou condemnest thyself. For thou that judgest doest even the same self things.

Romans 2:13

For before God they are not righteous which hear the law: but the doers of the law shall be justified.

Romans 7:7

What shall we say then? Is the law sin? God forbid: but I knew not what sin meant but by the law. For I had not known what lust had meant, except the law had said, "Thou shalt not lust."

Romans 7:12-13

Wherefore the law is holy: and the commandment holy, just, and good.

Romans 14:3-4

Let not him that eateth, despise him that eateth not. And let not him which eateth not judge him that eateth. For God hath received him.

Romans 14:10-12

But why doest thou then judge thy brother? Other why dost thou despise thy brother? We shall all be brought before the judgment seat of Christ.

1 Corinthians 4:5

Therefore judge nothing before the time, until the Lord come, which will lighten things that are hid in darkness: and open the counsels of the hearts. And then shall every man have praise of God.

2 Corinthians 12:20

For I fear, lest it come to pass, that when I come I shall not find you such as I would: and I shall be found unto you such as I would not. I fear lest there be found among you debate, envying, wrath, strife, backbitings, whisperings, swellings, and discord.

Ephesians 4:31

Let all bitterness, fierceness and wrath, roaring and cursed speaking, be put away from you, with all maliciousness.

1 Timothy 3:11

Even so must their wives be honest, not evil speakers: but sober, and faithful in all things.

2 Timothy 3:3

unkind, trucebreakers, stubborn, false accusers, rioters, fierce, despisers of them which are good,

Titus 2:3

And the elder women likewise that they be in such raiment as becometh holiness, not false accusers, not given to much drinking, but teachers of honest things,

James 1:22-23

And see that ye be doers of the word and not hearers only, deceiving your own selves with sophistry.

James 1:25

but whoso looketh in the perfect law of liberty, and continueth therein - if he be not a forgetful hearer, but a doer of the work - the same shall be happy in his 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 art thou inexcusable, O man, whosoever thou be that judgest. For in the same wherein thou judgest another, thou condemnest thyself. For thou that judgest doest even the same self things.
Romans 14:3
Let not him that eateth, despise him that eateth not. And let not him which eateth not judge him that eateth. For God hath received him.
1 Corinthians 4:5
Therefore judge nothing before the time, until the Lord come, which will lighten things that are hid in darkness: and open the counsels of the hearts. And then shall every man have praise of God.

Speaketh evil of the law

Romans 7:7
What shall we say then? Is the law sin? God forbid: but I knew not what sin meant but by the law. For I had not known what lust had meant, except the law had said, "Thou shalt not lust."

A doer

James 1:22
And see that ye be doers of the word and not hearers only, deceiving your own selves with sophistry.
Romans 2:13
For before God they are not righteous which hear the law: but the doers of the law shall be justified.

General references

Exodus 20:16
"Thou shalt bear no false witness against thy neighbor.
Matthew 7:1
Judge not, that ye be not judged.