Matthew 10:21

And brother will give up brother to death, and the father his child: and children will go against their fathers and mothers, and put them to death.

Leviticus 19:16

Do not go about saying untrue things among your people, or take away the life of your neighbour by false witness: I am the Lord.

Psalm 31:18

Let the false lips be shut, which say evil against the upright, looking down on him in their pride.

Proverbs 10:18

Hate is covered up by the lips of the upright man, but he who lets out evil about another is foolish.

Matthew 5:11

Happy are you when men give you a bad name, and are cruel to you, and say all evil things against you falsely, because of me.

Luke 22:65

And they said a number of other evil things against him.

1 Timothy 3:11

Women are to be serious in behaviour, saying no evil of others, controlling themselves, true in all things.

Titus 2:3

That old women are to be self-respecting in behaviour, not saying evil of others, not given to taking much wine, teachers of that which is good,

Revelation 12:10

And a great voice in heaven came to my ears, saying, Now is come the salvation, and the power, and the kingdom of our God, and the authority of his Christ: because he who says evil against our brothers before our God day and night is forced down.

Treasury of Scripture Knowledge

Summary

Thou sittest and speakest against thy brother; thou slanderest thine own mother's son.

Thine own

Bible References

Speakest

Psalm 31:18
Let the false lips be shut, which say evil against the upright, looking down on him in their pride.
Matthew 5:11
Happy are you when men give you a bad name, and are cruel to you, and say all evil things against you falsely, because of me.
Luke 22:65
And they said a number of other evil things against him.

Slanderest

Leviticus 19:16
Do not go about saying untrue things among your people, or take away the life of your neighbour by false witness: I am the Lord.
Proverbs 10:18
Hate is covered up by the lips of the upright man, but he who lets out evil about another is foolish.
1 Timothy 3:11
Women are to be serious in behaviour, saying no evil of others, controlling themselves, true in all things.
Titus 2:3
That old women are to be self-respecting in behaviour, not saying evil of others, not given to taking much wine, teachers of that which is good,
Revelation 12:10
And a great voice in heaven came to my ears, saying, Now is come the salvation, and the power, and the kingdom of our God, and the authority of his Christ: because he who says evil against our brothers before our God day and night is forced down.

Thine own

Matthew 10:21
And brother will give up brother to death, and the father his child: and children will go against their fathers and mothers, and put them to death.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain