Proverbs 26:28

A lying tongue hates those afflicted by it, and a flattering mouth works ruin.

Proverbs 29:5

A man who flatters his neighbor spreads a net for his feet.

Proverbs 6:24

to keep you from the evil woman, from the flattery of the tongue of a strange woman.

Proverbs 7:5

so that they may keep you from the strange woman, from the stranger who flatters with her words.

Proverbs 7:21-23

With her much fair speech she caused him to yield, with the flattering of her lips she forced him.

Luke 20:20-21

And they watched and sent forth spies, pretending themselves to be righteous men, so that they might seize upon a word of His, that they might deliver Him in this way to the power and authority of the governor.

John 8:40

But now you seek to kill Me, a man who has told you the truth which I have heard beside God; this Abraham did not do.

John 8:44-49

You are of the Devil as father, and the lusts of your father you will do. He was a murderer from the beginning, and did not abide in the truth because there is no truth in him. When he speaks a lie, he speaks of his own, for he is a liar and the father of it.

John 10:32-33

Jesus answered them, I have shown you many good works from My Father; for which of these do you stone Me?

John 15:22-24

If I had not come and spoken to them, they would not have had sin; but now they have no excuse for their sin.

Treasury of Scripture Knowledge

Summary

A lying tongue hateth those that are afflicted by it; and a flattering mouth worketh ruin.

Bible References

A flattering

Proverbs 6:24
to keep you from the evil woman, from the flattery of the tongue of a strange woman.
Proverbs 7:5
so that they may keep you from the strange woman, from the stranger who flatters with her words.
Proverbs 29:5
A man who flatters his neighbor spreads a net for his feet.
Luke 20:20
And they watched and sent forth spies, pretending themselves to be righteous men, so that they might seize upon a word of His, that they might deliver Him in this way to the power and authority of the governor.

General references

Judges 16:6
And Delilah said to Samson, Please tell me where your great strength lies, and with what you may be bound to afflict you.
1 Samuel 24:9
And David said to Saul, Why do you hear man's words, saying, Behold, David seeks to do you evil?
Ezekiel 12:24
For there shall never again be any vain vision nor slippery divination within the house of Israel.