Psalm 41:6

And if he comes to see me, he speaks vanity: his heart gathers iniquity to itself; when he goes abroad, he tells it.

Psalm 12:2

They speak vanity every one with his neighbor: with flattering lips and with a double heart do they speak.

Proverbs 26:24-26

He that hates disguises it with his lips, and lays up deceit within himself;

Nehemiah 6:1-14

Now it came to pass, when Sanballat, and Tobiah, and Geshem the Arabian, and the rest of our enemies, heard that I had built the wall, and that there was no break left in it; (though at that time I had not set up the doors upon the gates;)

Jeremiah 20:10

For I heard the mocking of many, fear on every side. Report, say they, and we will report it. All my friends watched for my fall, saying, Perhaps he will be deceived, and we shall prevail against him, and we shall take our revenge on him.

Daniel 11:27

And both these kings' hearts shall be to do evil, and they shall speak lies at the same table; but it shall not prosper: for the end shall yet be at the time appointed.

Micah 7:5-7

Trust not in a friend, put not confidence in a companion: keep the doors of your mouth from her that lies in your bosom.

Luke 11:53-54

And as he said these things unto them, the scribes and the Pharisees began to oppose him vehemently, and to provoke him to speak of many things:

Luke 20:20-23

And they watched him, and sent forth spies, who should pretend themselves just men, that they might take hold of his words, that so they might deliver him unto the power and authority of the governor.

2 Corinthians 11:26

In journeys often, in perils of waters, in perils of robbers, in perils by my own countrymen, in perils by the Gentiles, in perils in the city, in perils in the wilderness, in perils in the sea, in perils among false brethren;

Treasury of Scripture Knowledge

Summary

And if he come to see me, he speaketh vanity: his heart gathereth iniquity to itself; when he goeth abroad, he telleth it.

General references

Bible References

Speaketh

Psalm 12:2
They speak vanity every one with his neighbor: with flattering lips and with a double heart do they speak.
Proverbs 26:24
He that hates disguises it with his lips, and lays up deceit within himself;
Nehemiah 6:1
Now it came to pass, when Sanballat, and Tobiah, and Geshem the Arabian, and the rest of our enemies, heard that I had built the wall, and that there was no break left in it; (though at that time I had not set up the doors upon the gates;)
Proverbs 26:24
He that hates disguises it with his lips, and lays up deceit within himself;
Daniel 11:27
And both these kings' hearts shall be to do evil, and they shall speak lies at the same table; but it shall not prosper: for the end shall yet be at the time appointed.
Micah 7:5
Trust not in a friend, put not confidence in a companion: keep the doors of your mouth from her that lies in your bosom.
Luke 11:53
And as he said these things unto them, the scribes and the Pharisees began to oppose him vehemently, and to provoke him to speak of many things:
Luke 20:20
And they watched him, and sent forth spies, who should pretend themselves just men, that they might take hold of his words, that so they might deliver him unto the power and authority of the governor.
2 Corinthians 11:26
In journeys often, in perils of waters, in perils of robbers, in perils by my own countrymen, in perils by the Gentiles, in perils in the city, in perils in the wilderness, in perils in the sea, in perils among false brethren;

When

Jeremiah 20:10
For I heard the mocking of many, fear on every side. Report, say they, and we will report it. All my friends watched for my fall, saying, Perhaps he will be deceived, and we shall prevail against him, and we shall take our revenge on him.

General references

Mark 7:20
And he said, That which came out of the man, that defiles the man.