Matthew 12:36

But I say unto you, that every idle word which men shall say, they shall render an account of it in judgment-day:

Ecclesiastes 12:14

For God shall bring every work into judgment, with every secret thing, whether it be good or whether it be evil.

Romans 2:16

in the day when God shall judge the secrets of men, according to my glad tidings, by Jesus Christ.

Ephesians 6:4-6

And ye fathers, do not provoke your children to anger, but bring them up in the discipline and admonition of the Lord.

Jude 1:14-15

And Enoch, the seventh from Adam, prophesied also as to these, saying, Behold, the Lord has come amidst his holy myriads,

Revelation 20:12

And I saw the dead, great and small, standing before the throne, and books were opened; and another book was opened, which is that of life. And the dead were judged out of the things written in the books according to their works.

Treasury of Scripture Knowledge

Summary

But I say unto you, That every idle word that men shall speak, they shall give account thereof in the day of judgment.

Bible References

Every

Ecclesiastes 12:14
For God shall bring every work into judgment, with every secret thing, whether it be good or whether it be evil.
Romans 2:16
in the day when God shall judge the secrets of men, according to my glad tidings, by Jesus Christ.
Ephesians 6:4
And ye fathers, do not provoke your children to anger, but bring them up in the discipline and admonition of the Lord.
Jude 1:14
And Enoch, the seventh from Adam, prophesied also as to these, saying, Behold, the Lord has come amidst his holy myriads,
Revelation 20:12
And I saw the dead, great and small, standing before the throne, and books were opened; and another book was opened, which is that of life. And the dead were judged out of the things written in the books according to their works.

General references

Proverbs 13:3
He that guardeth his mouth keepeth his soul; destruction shall be to him that openeth wide his lips.
Ecclesiastes 12:14
For God shall bring every work into judgment, with every secret thing, whether it be good or whether it be evil.
Mark 7:20
And he said, That which goes forth out of the man, that defiles the man.
Romans 14:12
So then each of us shall give an account concerning himself to God.